Club Certificate2025
GALINIGRE-4920
Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles44.1°44.1°42.0°40.8°40.0°39.5°39.2°39.0°39.8°
Beat VMG1.902.653.263.694.014.224.324.394.35
52°2.994.074.875.435.806.026.146.216.22
60°3.174.285.085.635.986.186.306.386.41
75°3.254.405.235.806.146.356.496.646.71
90°3.194.415.386.026.366.556.656.826.96
110°3.264.515.496.126.486.736.947.297.51
120°3.134.355.336.026.426.706.947.397.86
135°2.773.914.895.676.196.516.777.267.79
150°2.313.344.275.035.656.106.406.847.25
Run VMG2.002.893.704.354.895.325.696.286.69
Gybe Angles145.1°145.1°146.9°147.5°149.6°154.8°159.7°175.3°176.2°
APH ToD:688.0CDL: 6.461APH ToT: 0.8721CertNo:00524
BOAT
ClassAIKIDO 31DesignerBIGOINBuilderCNSOAge date01/1973Series date01/1973Offset fileAIK31#.OFFData fileGR4920
HULL
Length Overall9.200Maximum Beam2.646Draft1.688Displacement4,012DLR11.1575IMS DivisionCruiser/RacerDynamic Allowance0.650%Age Allowance0.487%
PROPELLER
InstallationShaft non exposedTypeSolid 3 bladesDiameter0.300m
CREW
Maximum weight350(declared)Minimum weight220 ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail14.2814.53Headsail Luffed24.9224.92Headsail FlyingSymmetricAsymmetric45.8345.83 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail4.22Storm Jib4.96Heavy Weather Jib13.37
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
The owner and any other person in charge is responsible that boat is complying with her certificate in accordance with RRS 78.1 and ORC Rule 304.
ORC Ref  03420003MUIIssued on 02/04/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
GALINIGRE-4920
Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1891.61356.41104.9976.9898.6853.6832.9820.3828.3
52°1203.7885.5739.8663.3620.4597.5586.5579.6579.2
60°1135.4841.4708.5639.2602.4582.3571.4563.9561.5
75°1106.6818.9688.5621.0586.7567.1554.6542.5536.3
90°1129.5815.5669.0597.8565.9549.6541.0528.0517.4
110°1105.4798.1655.4587.9555.8534.8518.4494.2479.4
120°1148.6827.0675.3598.0561.1537.7518.7486.8457.8
135°1297.6919.7736.4634.8582.0552.8531.6496.0462.1
150°1559.31077.3842.9716.0637.0590.3562.7526.5496.5
Run VMG1800.31244.0973.3826.8735.6676.1633.1572.9537.7
Selected Courses
Windward / Leeward1845.01300.21039.1901.9817.1764.8733.0696.6683.0
All purpose1403.81003.8814.2715.7659.9627.1606.9583.9571.3
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward855.50.7013
All purpose688.00.8721
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance750.70.7993
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1951.11294.6976.1809.4706.6651.1613.5560.3544.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6137
Downwind "popa"0.7418
70% up, 30% down "Ilhabela"0.6472
30% up, 70% down "Ilhabela-inverso"0.6981
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Predominantly Upwind746.80.8034
Predominantly Downwind699.80.8574
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low909.00.6601
TriNum AP Med683.20.8782
TriNum AP High603.30.9945
TriNum W/L Low1223.50.4904
TriNum W/L Med850.80.7052
TriNum W/L Hig727.30.8250
Predom. Upwind780.10.7691
Predom. Reaching685.40.8754
Predom. Downwind733.30.8182
Predom. Up Low1112.80.5392
Predom. Up L/M834.10.7194
Predom. Up Med719.30.8341
Predom. Up M/H660.50.9085
Predom. Up High641.10.9359
Predom. Dn Low1095.10.5479
Predom. Dn L/M797.80.7521
Predom. Dn Med671.70.8933
Predom. Dn M/H599.21.0013
Predom. Dn High562.51.0667
Predom. Rc Low983.50.6101
Predom. Rc L/M732.90.8187
Predom. Rc Med631.90.9495
Predom. Rc M/H579.91.0346
Predom. Rc High556.41.0784
SA/DSPL Upwind15.45SA/DSPL Downwind23.70
Scoring OptionTODTOT
5B W/L Low1371.30.4375
5B W/L L/M996.40.6022
5B W/L Med834.00.7195
5B W/L M/H739.30.8116
5B W/L High700.50.8565
W/L 60-40 Low1382.50.4340
W/L 60-40 L/M1010.40.5938
W/L 60-40 Med850.30.7056
W/L 60-40 M/H759.40.7901
W/L 60-40 High725.20.8274
5B AP Low1008.50.5950
5B AP L/M784.60.7647
5B AP Med672.10.8927
5B AP M/H610.90.9822
5B AP High585.71.0245
5B SF Bay Low1181.40.5079
5B SF Bay L/M952.90.6297
5B SF Bay Med802.60.7475
5B SF Bay M/H718.00.8356
5B SF Bay High684.90.8760
Chicago-Mac Upwind0.7416
Chicago-Mac All Purpose0.7670
Chicago-Mac Downwind0.7873
BayMac Cove Island1088.70.5511
BayMac Shore1081.70.5547
Harvest Moon593.51.0109
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance750.70.7993
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1951.11294.6976.1809.4706.6651.1613.5560.3544.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance750.70.7993
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1951.11294.6976.1809.4706.6651.1613.5560.3544.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance750.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1951.11294.6976.1809.4706.6651.1613.5560.3544.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating750.70.7993
FinRating, kevyt tuuli1347.90.7419
FinRating, kova tuuli590.30.8471
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.7993
Triple Number Coastal/Long Distance Low0.6601
Triple Number Coastal/Long Distance Medium0.8783
Triple Number Coastal/Long Distance High0.9945
Triple Number Windward/Leeward Low0.5130
Triple Number Windward/Leeward Medium0.7052
Triple Number Windward/Leeward High0.8250
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1951.11294.6976.1809.4706.6651.1613.5560.3544.6
For information
General Purpose Handicap (GPH)777.4
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance750.70.7993
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1951.11294.6976.1809.4706.6651.1613.5560.3544.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance750.70.7993
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1951.11294.6976.1809.4706.6651.1613.5560.3544.6
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance750.70.7993
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1951.11294.6976.1809.4706.6651.1613.5560.3544.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low909.0
Triple Number Coastal/Long Distance Medium683.1
Triple Number Coastal/Long Distance High603.3
Triple Number Windward/Leeward Low1169.6
Triple Number Windward/Leeward Medium850.8
Triple Number Windward/Leeward High727.3
Predominantly Upwind746.8
Predominantly Downwind699.8
Predominantly Reaching667.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance750.70.7993
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1951.11294.6976.1809.4706.6651.1613.5560.3544.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6601
Triple Number Coastal/Long Distance Medium0.8783
Triple Number Coastal/Long Distance High0.9945
Triple Number Windward/Leeward Low0.5130
Triple Number Windward/Leeward Medium0.7052
Triple Number Windward/Leeward High0.8250
Coastal/Long Distance0.7993
Predominantly Upwind0.8034
Predominantly Downwind0.8574
For information
General Purpose Handicap (GPH)777.4
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8721
Distanseseilas Trippeltall svak vind0.6601
Distanseseilas Trippeltall mellomvind0.8783
Distanseseilas Trippeltall sterk vind0.9945
Pølsebane Trippeltall svak vind0.5130
Pølsebane Trippeltall mellomvind0.7052
Pølsebane Trippeltall sterk vind0.8250
Motvind Singeltall0.8034
Medvind Singeltall0.8574
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Coastal/Long Distance750.70.7993
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind746.80.8034
Predominantly Downwind699.80.8574
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore687.10.8733
Cape Doctor Coastal575.11.0433
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6601
Triple Number Coastal/Long Distance Medium0.8783
Triple Number Coastal/Long Distance High0.9945
Triple Number Windward/Leeward Low0.5130
Triple Number Windward/Leeward Medium0.7052
Triple Number Windward/Leeward High0.8250
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6601
Triple Number Coastal/Long Distance Medium0.8783
Triple Number Coastal/Long Distance High0.9945
Triple Number Windward/Leeward Low0.5130
Triple Number Windward/Leeward Medium0.7052
Triple Number Windward/Leeward High0.8250
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance750.70.7993
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Predominantly Upwind746.80.8034
Predominantly Downwind699.80.8574
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1951.11294.6976.1809.4706.6651.1613.5560.3544.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance750.70.7993
Triple Number Coastal/Long Distance Low909.00.6601
Triple Number Coastal/Long Distance Medium683.10.8783
Triple Number Coastal/Long Distance High603.30.9945
Triple Number Windward/Leeward Low1169.60.5130
Triple Number Windward/Leeward Medium850.80.7052
Triple Number Windward/Leeward High727.30.8250
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1951.11294.6976.1809.4706.6651.1613.5560.3544.6
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low909.00.6601
TriNum AP Med683.20.8782
TriNum AP High603.30.9945
TriNum W/L Low1223.50.4904
TriNum W/L Med850.80.7052
TriNum W/L Hig727.30.8250
Predom. Upwind780.10.7691
Predom. Reaching685.40.8754
Predom. Downwind733.30.8182
Predom. Up Low1112.80.5392
Predom. Up L/M834.10.7194
Predom. Up Med719.30.8341
Predom. Up M/H660.50.9085
Predom. Up High641.10.9359
Predom. Dn Low1095.10.5479
Predom. Dn L/M797.80.7521
Predom. Dn Med671.70.8933
Predom. Dn M/H599.21.0013
Predom. Dn High562.51.0667
Predom. Rc Low983.50.6101
Predom. Rc L/M732.90.8187
Predom. Rc Med631.90.9495
Predom. Rc M/H579.91.0346
Predom. Rc High556.41.0784
SA/DSPL Upwind15.45SA/DSPL Downwind23.70
Scoring OptionTODTOT
5B W/L Low1371.30.4375
5B W/L L/M996.40.6022
5B W/L Med834.00.7195
5B W/L M/H739.30.8116
5B W/L High700.50.8565
W/L 60-40 Low1382.50.4340
W/L 60-40 L/M1010.40.5938
W/L 60-40 Med850.30.7056
W/L 60-40 M/H759.40.7901
W/L 60-40 High725.20.8274
5B AP Low1008.50.5950
5B AP L/M784.60.7647
5B AP Med672.10.8927
5B AP M/H610.90.9822
5B AP High585.71.0245
5B SF Bay Low1181.40.5079
5B SF Bay L/M952.90.6297
5B SF Bay Med802.60.7475
5B SF Bay M/H718.00.8356
5B SF Bay High684.90.8760
Chicago-Mac Upwind0.7416
Chicago-Mac All Purpose0.7670
Chicago-Mac Downwind0.7873
BayMac Cove Island1088.70.5511
BayMac Shore1081.70.5547
Harvest Moon593.51.0109
ORC Ref  03420003MUIIssued on 02/04/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
GALINIGRE-4920
Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassAIKIDO 31Measurement10/04/2005HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA9.200Max. Beam2.646Draft1.688Displacement4,012Wetted area18.31IMS L7.399LSM07.111Acc. length8.600Sink (kg/mm) 11.99
VCGD-0.057VCGM-0.031RM Rated (kg·m) 49.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight423Declared crew weight350
PROPELLER
Propeller TypeSolid 3 blades
InstallationShaft non exposedTwin screwNoHydro generatorNo
PRD0.300PBWPIPA0.0054
PSDPHDPHL
PSAESL
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Rotating mastNo
P8.480IG9.950ISP10.100MDT10.105MDL10.155MDT2MDL2TLNo TaperMWGO
E2.840J3.550BAS1.580FSDNo FoilSFJ0.220SPL0.000WPLTPS3.750BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date10/04/2005
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03420003MUIIssued on 02/04/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
GALINIGRE-4920
Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.120.601.061.812.3814.28* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.050.631.272.543.865.199.69NoNo 24.9207/05/2007
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment110.559.4510.005.326.2286%45.8307/05/2007
CRUISER/RACER REQUIREMENTS*
Accommodation length8.6 mTable area0.33 m²Headroom1.55 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity39 lMinimum number of seats in cockpit3Food stowage0.18 m³Fuel capacity22 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03420003MUIIssued on 02/04/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org