Based on 246 survey submissions.
| Ranking | Country | % |
| 1 | BS7 Scarborough Reef | 100.0 |
| 2 | VU4 Andaman & Nicobar Is. | 91.5 |
| 3 | 3C0 Annobon I. | 89.8 |
| 4 | VK0 Macquarie I. | 89.4 |
| 5 | 7O Yemen | 88.6 |
| 5 | FT5X Kerguelen Is. | 88.6 |
| 7 | VU7 Lakshadweep Is. | 87.8 |
| 8 | 3Y Bouvet | 78.5 |
| 9 | FT5W Crozet I. | 77.2 |
| 10 | HK0 Malpelo I. | 73.2 |
| 10 | PP0-PY0S St. Peter & St. Paul Rocks | 73.2 |
| 10 | ST Sudan | 73.2 |
| 13 | KP5 Desecheo I. | 71.1 |
| 14 | KP1 Navassa I. | 67.9 |
| 15 | KH3 Johnston I. | 67.1 |
| 16 | 3Y Peter I Island | 66.3 |
| 17 | FR/J, E Juan de Nova, Europa | 65.4 |
| 18 | VP6 Ducie I. | 64.6 |
| 19 | FR/G Glorioso Is. | 63.4 |
| 20 | R1FJ Franz Josef Land | 62.2 |
| 21 | VK9X Christmas I. | 61.4 |
| 22 | YA Afghanistan | 59.8 |
| 23 | 9L Sierra Leone | 58.9 |
| 23 | XA4-XI4 Revilla Gigedo | 58.9 |
| 25 | S2 Bangladesh | 58.1 |
| 26 | CY0 Sable I. | 57.7 |
| 26 | ZL8 Kermadec Is. | 57.7 |
| 26 | ZS8 Prince Edward & Marion Is. | 57.7 |
| 29 | VK9C Cocos-Keeling Is. | 57.3 |
| 30 | T33 Banaba I. | 56.1 |
| 30 | YV0 Aves I. | 56.1 |
| 32 | KH7K Kure I. | 54.5 |
| 32 | P2 Papua New Guinea | 54.5 |
| 34 | 9I-9J Zambia | 53.3 |
| 34 | VP8, LU South Orkney Is. | 53.3 |
| 36 | VP8, LU South Sandwich Is. | 51.2 |
| 36 | YI Iraq | 51.2 |
| 38 | S9 Sao Tome & Principe | 50.8 |
| 39 | KH5 Palmyra & Jarvis Is. | 50.4 |
| 40 | T5 Somalia | 50.0 |
| 41 | JD1 Minami Torishima | 49.6 |
| 41 | ZK3 Tokelau Is. | 49.6 |
| 43 | VP8, LU South Georgia I. | 48.8 |
| 44 | E4 Palestine | 48.4 |
| 44 | FK/C Chesterfield Is. | 48.4 |
| 46 | 3B9 Rodrigues I. | 47.2 |
| 46 | FT5Z Amsterdam & St. Paul Is. | 47.2 |
| 48 | VK9L Lord Howe I. | 46.7 |
| 49 | 4U_UN United Nations HQ | 46.3 |
| 49 | S0 Western Sahara | 46.3 |
| 51 | SV/A Mount Athos | 45.9 |
| 51 | V8 Brunei | 45.9 |
| 53 | 1S Spratly I. | 45.5 |
| 53 | 3D2 Rotuma I. | 45.5 |
| 55 | KH9 Wake I. | 45.1 |
| 55 | T31 C. Kiribati | 45.1 |
| 57 | UJ-UM Uzbekistan | 44.7 |
| 58 | 9N Nepal | 44.3 |
| 58 | VK0 Heard I. | 44.3 |
| 60 | 5A Libya | 43.1 |
| 60 | C2 Nauru | 43.1 |
| 60 | Z2 Zimbabwe | 43.1 |
| 63 | FH Mayotte | 42.7 |
| 63 | XX9 Macao | 42.7 |
| 65 | 5Y-5Z Kenya | 42.3 |
| 65 | V6 Micronesia | 42.3 |
| 67 | 1A0 Sov. Mil. Order of Malta | 41.9 |
| 68 | A7 Qatar | 41.5 |
| 68 | KH4 Midway I | 41.5 |
| 70 | TJ Cameroon | 41.1 |
| 71 | 5V Togo | 40.2 |
| 71 | ZD9 Tristan da Cunha & Gough I. | 40.2 |
| 71 | ZL7 Chatham Is. | 40.2 |
| 74 | 3C Equatorial Guinea | 39.8 |
| 74 | 5T Mauritania | 39.8 |
| 74 | PP0-PY0T Trindade & Martim Vaz Is. | 39.8 |
| 74 | TZ Mali | 39.8 |
| 74 | VK9W Willis I. | 39.8 |
| 79 | 9X Rwanda | 39.4 |
| 80 | KH5K Kingman Reef | 38.6 |
| 81 | 9U Burundi | 37.8 |
| 81 | FO Marquesas Is. | 37.8 |
| 81 | H4 Solomon Is. | 37.8 |
| 84 | EK Armenia | 37.4 |
| 84 | YJ Vanuatu | 37.4 |
| 86 | 3W, XV Vietnam | 37.0 |
| 86 | FW Wallis & Futuna Is. | 37.0 |
| 86 | XW Laos | 37.0 |
| 89 | 3B6, 7 Agalega & St. Brandon | 36.2 |
| 89 | 7P Lesotho | 36.2 |
| 89 | EP-EQ Iran | 36.2 |
| 89 | ZL9 Auckland & Campbell Is. | 36.2 |
| 93 | 9V Singapore | 35.8 |
| 93 | EZ Turkmenistan | 35.8 |
| 93 | JX Jan Mayen | 35.8 |
| 93 | TN Congo (Republic of the) | 35.8 |
| 93 | TR Gabon | 35.8 |
| 93 | XY-XZ Myanmar | 35.8 |
| 99 | 3D2 Conway Reef | 35.4 |
| 100 | 8R Guyana | 35.0 |
| 100 | VK9M Mellish Reef | 35.0 |
| 102 | 3DA Swaziland | 34.6 |
| 102 | A6 United Arab Emirates | 34.6 |
| 104 | T30 W. Kiribati | 34.1 |
| 104 | VP6 Pitcairn I. | 34.1 |
| 106 | 7T-7Y Algeria | 33.7 |
| 106 | HV Vatican | 33.7 |
| 106 | TL Central Africa | 33.7 |
| 109 | 3A Monaco | 33.3 |
| 109 | 3X Guinea | 33.3 |
| 109 | EL Liberia | 33.3 |
| 112 | VQ9 Chagos Is. | 32.9 |
| 112 | XT Burkina Faso | 32.9 |
| 114 | 7Q Malawi | 32.5 |
| 114 | D2-3 Angola | 32.5 |
| 114 | OJ0, OH0M Market Reef | 32.5 |
| 117 | 3B8 Mauritius | 32.1 |
| 117 | A9 Bahrain | 32.1 |
| 117 | XU Cambodia | 32.1 |
| 120 | 5R-5S Madagascar | 31.7 |
| 120 | J5 Guinea-Bissau | 31.7 |
| 122 | E3 Eritrea | 31.3 |
| 122 | YK Syria | 31.3 |
| 124 | CE0 Juan Fernandez Is. | 30.9 |
| 124 | ET Ethiopia | 30.9 |
| 124 | JD1 Ogasawara | 30.9 |
| 124 | TT Chad | 30.9 |
| 124 | ZB2 Gibraltar | 30.9 |
| 124 | ZK1 S. Cook Is. | 30.9 |
| 130 | 9M2, 4 West Malaysia | 30.5 |
| 130 | FP St. Pierre & Miquelon | 30.5 |
| 132 | BV9P Pratas I. | 30.1 |
| 133 | 6V-6W Senegal | 29.7 |
| 134 | 9Q-9T Dem. Rep. of Congo | 29.3 |
| 134 | A5 Bhutan | 29.3 |
| 134 | C3 Andorra | 29.3 |
| 134 | FO Clipperton I. | 29.3 |
| 134 | FR/T Tromelin I. | 29.3 |
| 134 | HZ Saudi Arabia | 29.3 |
| 134 | T2 Tuvalu | 29.3 |
| 134 | VK9N Norfolk I. | 29.3 |
| 134 | ZK1 N. Cook Is. | 29.3 |
| 134 | ZK2 Niue | 29.3 |
| 144 | 4J, 4K Azerbaijan | 28.9 |
| 144 | SU Egypt | 28.9 |
| 144 | VP2E Anguilla | 28.9 |
| 144 | ZA Albania | 28.9 |
| 148 | C8-9 Mozambique | 28.5 |
| 148 | H40 Temotu Province | 28.5 |
| 148 | S7 Seychelles | 28.5 |
| 151 | T8, KC6 Palau | 28.0 |
| 152 | FO French Polynesia | 27.6 |
| 153 | 5X Uganda | 27.2 |
| 153 | 8Q Maldives | 27.2 |
| 153 | CY9 St. Paul I. | 27.2 |
| 153 | T32 E. Kiribati | 27.2 |
| 157 | 4P-4S Sri Lanka | 26.8 |
| 157 | J6 St. Lucia | 26.8 |
| 157 | VP2V British Virgin Is. | 26.8 |
| 160 | 3D2 Fiji | 26.4 |
| 160 | 4W UNTAET (E. Timor) | 26.4 |
| 160 | FO Austral I. | 26.4 |
| 160 | OY Faroe Is. | 26.4 |
| 160 | R1MV Malyj Vysotskij I. | 26.4 |
| 165 | 5N-5O Nigeria | 26.0 |
| 165 | SV9 Crete | 26.0 |
| 167 | AP-AS Pakistan | 25.6 |
| 167 | GD, GT Isle of Man | 25.6 |
| 167 | SV5 Dodecanese | 25.6 |
| 167 | VP8 Falkland Is. | 25.6 |
| 167 | VP8, LU, CE9 South Shetland Is. | 25.6 |
| 172 | A3 Tonga | 25.2 |
| 172 | C5 The Gambia | 25.2 |
| 172 | KH0 Mariana Is. | 25.2 |
| 172 | P5 DPR of Korea | 25.2 |
| 172 | T7 San Marino | 25.2 |
| 172 | TU Ivory Coast | 25.2 |
| 178 | 5H-5I Tanzania | 24.8 |
| 178 | J2 Djibouti | 24.8 |
| 178 | OX Greenland | 24.8 |
| 181 | V2 Antigua & Barbuda | 24.0 |
| 182 | 6Y Jamaica | 23.6 |
| 182 | A2 Botswana | 23.6 |
| 182 | EY Tajikistan | 23.6 |
| 182 | V4 St. Kitts & Nevis | 23.6 |
| 182 | V7 Marshall Is. | 23.6 |
| 187 | HS, E2 Thailand | 23.2 |
| 187 | JT-JV Mongolia | 23.2 |
| 189 | BV Taiwan | 22.8 |
| 189 | J3 Grenada | 22.8 |
| 189 | VU India | 22.8 |
| 192 | BY,BT China | 22.4 |
| 192 | CE0 San Felix & San Ambrosio | 22.4 |
| 192 | HQ-HR Honduras | 22.4 |
| 192 | V5 Namibia | 22.4 |
| 192 | ZD8 Ascension I. | 22.4 |
| 197 | KH1 Baker & Howland Is. | 22.0 |
| 197 | KH2 Guam | 22.0 |
| 197 | TI9 Cocos I. | 22.0 |
| 197 | YN Nicaragua | 22.0 |
| 201 | D6 Comoros | 21.5 |
| 201 | TY Benin | 21.5 |
| 203 | 5U Niger | 21.1 |
| 203 | 9M6, 8 East Malaysia | 21.1 |
| 203 | D4 Cape Verde | 21.1 |
| 203 | HH Haiti | 21.1 |
| 203 | J8 St. Vincent | 21.1 |
| 203 | KH8 American Samoa | 21.1 |
| 209 | 9Y-9Z Trinidad & Tobago | 20.7 |
| 209 | J7 Dominica | 20.7 |
| 209 | JW Svalbard | 20.7 |
| 209 | ZC4 UK Sov. Base Areas on Cyprus | 20.7 |
| 213 | CE9/KC4 Antarctica | 20.3 |
| 213 | FJ, FS Saint Martin | 20.3 |
| 213 | VP2M Montserrat | 20.3 |
| 213 | VP9 Bermuda | 20.3 |
| 217 | 3V Tunisia | 19.5 |
| 217 | 5W Samoa | 19.5 |
| 219 | OD Lebanon | 19.1 |
| 219 | VR Hong Kong | 19.1 |
| 221 | PZ Suriname | 18.7 |
| 222 | 4L Georgia | 18.3 |
| 222 | 4U_ITU ITU HQ | 18.3 |
| 222 | CE0 Easter I. | 18.3 |
| 225 | C6 Bahamas | 17.9 |
| 226 | GJ, GH Jersey | 17.5 |
| 226 | HK0 San Andres & Providencia | 17.5 |
| 228 | CP Bolivia | 17.1 |
| 228 | FK New Caledonia | 17.1 |
| 228 | FR Reunion I. | 17.1 |
| 228 | GU, GP Guernsey | 17.1 |
| 228 | HC-HD Ecuador | 17.1 |
| 233 | OH0 Aland Is. | 16.7 |
| 233 | ZF Cayman Is. | 16.7 |
| 235 | HB0 Liechtenstein | 16.3 |
| 235 | HI Dominican Republic | 16.3 |
| 235 | OA-OC Peru | 16.3 |
| 235 | TG, TD Guatemala | 16.3 |
| 239 | 9G Ghana | 15.9 |
| 239 | EX Kyrgyzstan | 15.9 |
| 239 | TK Corsica | 15.9 |
| 239 | YS El Salvador | 15.9 |
| 243 | DU-DZ Philippines | 15.4 |
| 243 | V3 Belize | 15.4 |
| 245 | A4 Oman | 15.0 |
| 246 | YB-YH Indonesia | 14.6 |
| 247 | ER Moldovia | 14.2 |
| 248 | 5B Cyprus | 13.8 |
| 248 | 9K Kuwait | 13.8 |
| 248 | CU Azores | 13.8 |
| 248 | FY French Guiana | 13.8 |
| 248 | KG4 Guantanamo Bay | 13.8 |
| 248 | PJ5-8 St. Maarten, Saba, & St. Eustatius | 13.8 |
| 248 | Z3 Macedonia | 13.8 |
| 255 | FM Martinique | 13.4 |
| 256 | PP0-PY0F Fernando de Noronha | 13.0 |
| 256 | TF Iceland | 13.0 |
| 256 | UA2 Kaliningrad | 13.0 |
| 259 | 9H Malta | 12.6 |
| 259 | EA6-EH6 Balearic Is. | 12.6 |
| 259 | JY Jordan | 12.6 |
| 262 | HL Republic of Korea | 11.8 |
| 263 | OE Austria | 11.4 |
| 263 | TA-TC Turkey | 11.4 |
| 263 | ZD7 St. Helena | 11.4 |
| 266 | CM, CO Cuba | 11.0 |
| 266 | ZP Paraguay | 11.0 |
| 268 | IS0, IM0 Sardinia | 10.6 |
| 269 | EA9-EH9 Ceuta & Melilla | 10.2 |
| 269 | KP2 Virgin Is. | 10.2 |
| 269 | ZR-ZU South Africa | 10.2 |
| 272 | 8P Barbados | 9.8 |
| 272 | HO-HP Panama | 9.8 |
| 274 | LX Luxembourg | 9.3 |
| 274 | TI, TE Costa Rica | 9.3 |
| 276 | EI-EJ Ireland | 8.9 |
| 276 | HC8-HD8 Galapagos Is. | 8.9 |
| 276 | P4 Aruba | 8.9 |
| 276 | T9 Bosnia-Herzegovina | 8.9 |
| 280 | CN Morocco | 8.5 |
| 280 | EU, EV, EW Belarus | 8.5 |
| 280 | GI, GN Northern Ireland | 8.5 |
| 280 | KP3,4 Puerto Rico | 8.5 |
| 284 | CA-CE Chile | 8.1 |
| 284 | CV-CX Uruguay | 8.1 |
| 284 | ES Estonia | 8.1 |
| 284 | FG Guadeloupe | 8.1 |
| 284 | LZ Bulgaria | 8.1 |
| 284 | OZ Denmark | 8.1 |
| 284 | PJ2, 4, 9 Bonaire, Curacao | 8.1 |
| 284 | UN-UQ Kazakhstan | 8.1 |
| 292 | LA-LN Norway | 7.7 |
| 292 | VP5 Turks & Caicos Is. | 7.7 |
| 294 | CT Portugal | 7.3 |
| 294 | LY Lithuania | 7.3 |
| 294 | ZL-ZM New Zealand | 7.3 |
| 297 | CT3 Madeira Is. | 6.9 |
| 297 | YO-YR Romania | 6.9 |
| 299 | GW, GC Wales | 6.5 |
| 300 | GM, GS Scotland | 6.1 |
| 300 | OM Slovak Republic | 6.1 |
| 300 | YL Latvia | 6.1 |
| 303 | HB Switzerland | 5.7 |
| 303 | HJ-HK Colombia | 5.7 |
| 303 | YV-YY Venezuela | 5.7 |
| 306 | 4X, 4Z Israel | 5.3 |
| 306 | HA, HG Hungary | 5.3 |
| 306 | KL7 Alaska | 5.3 |
| 306 | PA-PI Netherlands | 5.3 |
| 306 | XA-XI Mexico | 5.3 |
| 311 | EA8-EH8 Canary Is. | 4.9 |
| 311 | SV-SZ Greece | 4.9 |
| 311 | UA-UI8,9,0 RA-RZ Asiatic Russia | 4.9 |
| 314 | UR-UZ, EM-EO Ukraine | 4.5 |
| 314 | VK Australia | 4.5 |
| 314 | YT-YU, YZ Yugoslavia | 4.5 |
| 317 | G, GX England | 4.1 |
| 317 | KH6,7 Hawaii | 4.1 |
| 317 | ON-OT Belgium | 4.1 |
| 317 | S5 Slovenia | 4.1 |
| 317 | SN-SR Poland | 4.1 |
| 322 | PP-PY Brazil | 3.7 |
| 322 | SA-SM Sweden | 3.7 |
| 324 | EA-EH Spain | 3.3 |
| 324 | F France | 3.3 |
| 324 | UA-UI1,3,4,6 RA-RZ European Russia | 3.3 |
| 327 | JA-JS Japan | 2.8 |
| 327 | OF-OI Finland | 2.8 |
| 327 | OK-OL Czech Republic | 2.8 |
| 330 | 9A Croatia | 2.4 |
| 330 | LO-LW Argentina | 2.4 |
| 332 | I Italy | 2.0 |
| 332 | VE, VO, VY Canada | 2.0 |
| 334 | DA-DL Fed. Rep. of Germany | 1.6 |
| 335 | K,W,N,AA United States of America | 0.4 |