| Rank | Country or State | Score | Authors |
| 1 | United Kingdom | 2250914.02 | 1446.38 |
| 2 | Massachusetts (United States) | 1670859.77 | 456.12 |
| 3 | Germany | 1508101.47 | 1200.04 |
| 4 | California (United States) | 1111693.91 | 460.75 |
| 5 | District of Columbia (United States) | 1029398.7 | 601.15 |
| 6 | Italy | 1003186.51 | 1211.46 |
| 7 | Canada | 879627.81 | 773.7 |
| 8 | New York (United States) | 842459.06 | 418.48 |
| 9 | Spain | 820893.9 | 866.44 |
| 10 | France | 818906.48 | 1032.4 |
| 11 | Netherlands | 762929.16 | 564.74 |
| 12 | Australia | 543515.06 | 448.34 |
| 13 | Illinois (United States) | 494848.96 | 208.56 |
| 14 | Sweden | 364679.21 | 278.23 |
| 15 | Pennsylvania (United States) | 362815.44 | 185.55 |
| 16 | Switzerland | 348097.41 | 252 |
| 17 | Belgium | 317491.59 | 334.17 |
| 18 | New Jersey (United States) | 265048.5 | 76.4 |
| 19 | Connecticut (United States) | 264608.71 | 132.09 |
| 20 | Missouri (United States) | 248067.73 | 101.76 |
| 21 | Michigan (United States) | 204016.53 | 131.18 |
| 22 | North Carolina (United States) | 172089.16 | 109.41 |
| 23 | Colombia | 169946.75 | 132.58 |
| 24 | Austria | 162400.15 | 160.26 |
| 25 | Denmark | 159995.11 | 125.01 |
| 26 | Portugal | 156920.93 | 274.68 |
| 27 | Japan | 155027.5 | 252.66 |
| 28 | Norway | 152463.33 | 143.56 |
| 29 | Texas (United States) | 149684.75 | 151.91 |
| 30 | Israel | 148670.91 | 83.91 |
| 31 | Indiana (United States) | 137044.75 | 114.08 |
| 32 | Iowa (United States) | 129384.68 | 55.11 |
| 33 | India | 129056.49 | 151.66 |
| 34 | Brazil | 125989.16 | 238.83 |
| 35 | Minnesota (United States) | 124965.48 | 58.93 |
| 36 | Virginia (United States) | 122621.16 | 103.79 |
| 37 | Georgia (United States) | 119110.28 | 90.28 |
| 38 | Maryland (United States) | 118800.83 | 84.66 |
| 39 | Argentina | 113336.19 | 95.09 |
| 40 | New Zealand | 113043.96 | 111.75 |
| 41 | Wisconsin (United States) | 105405 | 63.16 |
| 42 | Ireland | 104935.33 | 82.33 |
| 43 | Turkey | 104616.66 | 182.91 |
| 44 | Chile | 95743.66 | 93.16 |
| 45 | Ohio (United States) | 91916.46 | 62.03 |
| 46 | Greece | 90057.75 | 139.25 |
| 47 | Florida (United States) | 89010 | 89.66 |
| 48 | Rhode Island (United States) | 85084.33 | 34.5 |
| 49 | Tennessee (United States) | 76350.5 | 57.5 |
| 50 | Finland | 69289.09 | 87.06 |
| 51 | Arizona (United States) | 67445.4 | 33.03 |
| 52 | Czech Republic | 55957.83 | 100.19 |
| 53 | South Korea | 54272.75 | 75.25 |
| 54 | Hong Kong | 53500.16 | 45.03 |
| 55 | Singapore | 53229.25 | 87.91 |
| 56 | Russia | 51130.43 | 59.33 |
| 57 | Romania | 50761.99 | 126.66 |
| 58 | New Hampshire (United States) | 46054 | 14.83 |
| 59 | Mexico | 44936.66 | 75 |
| 60 | Washington (United States) | 44508.5 | 33.33 |
| 61 | Malaysia | 43567 | 48.5 |
| 62 | South Africa | 40047.49 | 61 |
| 63 | Colorado (United States) | 39258.41 | 35 |
| 64 | Hungary | 38984.36 | 69.81 |
| 65 | Oregon (United States) | 37781.5 | 23.5 |
| 66 | Pakistan | 37591.08 | 61.25 |
| 67 | South Carolina (United States) | 34373.75 | 39.4 |
| 68 | China | 29572.41 | 54.28 |
| 69 | Poland | 28751.5 | 64.83 |
| 70 | Cyprus | 28564.49 | 16.75 |
| 71 | Hawaii (United States) | 28000.16 | 23 |
| 72 | Louisiana (United States) | 25300.83 | 18.66 |
| 73 | Nevada (United States) | 24766.5 | 23.5 |
| 74 | Kentucky (United States) | 24292.58 | 14.91 |
| 75 | Utah (United States) | 19657 | 34.5 |
| 76 | Indonesia | 19156.91 | 33.08 |
| 77 | Taiwan | 16963.83 | 48.16 |
| 78 | Kansas (United States) | 16381.83 | 11.5 |
| 79 | Wyoming (United States) | 15570 | 8.5 |
| 80 | Vermont (United States) | 15025.5 | 7 |
| 81 | Slovenia | 14727 | 21 |
| 82 | Alabama (United States) | 13303 | 19 |
| 83 | Peru | 13229.16 | 25.08 |
| 84 | Uruguay | 12631 | 12 |
| 85 | Jamaica | 12194 | 3.5 |
| 86 | Ukraine | 10156.16 | 14.83 |
| 87 | Nebraska (United States) | 9822 | 9.5 |
| 88 | Oklahoma (United States) | 9641 | 22 |
| 89 | Nigeria | 9340.66 | 5.33 |
| 90 | Mississippi (United States) | 9339 | 12 |
| 91 | Estonia | 9270 | 18 |
| 92 | Bolivia | 8444.33 | 9.16 |
| 93 | Luxembourg | 7956.08 | 13.41 |
| 94 | West Virginia (United States) | 7627 | 13 |
| 95 | Philippines | 7541.66 | 12.16 |
| 96 | Croatia | 6512 | 23 |
| 97 | New Mexico (United States) | 6324.41 | 5.41 |
| 98 | Maine (United States) | 6314 | 5.5 |
| 99 | Delaware (United States) | 5990 | 8 |
| 100 | Bulgaria | 4984 | 16.75 |
| 101 | Thailand | 4765.5 | 12.5 |
| 102 | Iran | 4669.5 | 8.5 |
| 103 | Tunisia | 4650.83 | 17.82 |
| 104 | Viet Nam | 4490 | 5 |
| 105 | Iraq | 4469.75 | 0.75 |
| 106 | Egypt | 4338.33 | 7.5 |
| 107 | Iceland | 3844.66 | 5.33 |
| 108 | Ethiopia | 3562 | 4.5 |
| 109 | Fiji | 3465 | 10 |
| 110 | Bangladesh | 3413.16 | 8.66 |
| 111 | United Arab Emirates | 3365.5 | 7 |
| 112 | Qatar | 3327 | 1.33 |
| 113 | Arkansas (United States) | 3246 | 6.5 |
| 114 | Saudi Arabia | 2704 | 3 |
| 115 | Jordan | 1838 | 2 |
| 116 | Montana (United States) | 1688 | 4 |
| 117 | Morocco | 1639 | 3 |
| 118 | Alaska (United States) | 1572 | 3.66 |
| 119 | Côte d'Ivoire | 1481 | 2 |
| 120 | Malawi | 1275 | 2.33 |
| 121 | Slovakia | 1094 | 5.33 |
| 122 | Latvia | 965 | 2 |
| 123 | North Dakota (United States) | 952 | 3 |
| 124 | Botswana | 906 | 2 |
| 125 | Tanzania | 865.5 | 3.5 |
| 126 | Serbia | 843 | 7 |
| 127 | Barbados | 839 | 2 |
| 128 | Venezuela | 830.5 | 4 |
| 129 | Uzbekistan | 821 | 1 |
| 130 | Kazakhstan | 820 | 2 |
| 131 | Sri Lanka | 742.5 | 3.5 |
| 132 | Ghana | 735 | 2 |
| 133 | Macao | 715 | 2 |
| 134 | Malta | 705 | 1.5 |
| 135 | Kenya | 686 | 2.5 |
| 136 | Uganda | 663 | 2.5 |
| 137 | Kuwait | 604 | 1 |
| 138 | Idaho (United States) | 583 | 2 |
| 139 | Ecuador | 538 | 4.25 |
| 140 | Monaco | 462 | 1 |
| 141 | South Dakota (United States) | 439 | 2 |
| 142 | Costa Rica | 437 | 1 |
| 143 | Armenia | 427.33 | 0.83 |
| 144 | Burkina Faso | 394.66 | 0.33 |
| 145 | Réunion | 371 | 2 |
| 146 | Lebanon | 335.33 | 2.83 |
| 147 | Guatemala | 328 | 1.5 |
| 148 | Martinique | 269 | 1 |
| 148 | Palestinian Authority | 269 | 1 |
| 150 | Macedonia (Former Yugoslav Republic) | 267 | 1 |
| 151 | Lithuania | 218 | 2.5 |
| 152 | Senegal | 203 | 2 |
| 153 | Montenegro | 202 | 1 |
| 154 | Belarus | 178 | 1 |
| 155 | Niue | 170 | 0.5 |
| 156 | Nepal | 155 | 1.5 |
| 157 | Afghanistan | 109.75 | 0.25 |
| 158 | Oman | 97 | 1 |
| 159 | Algeria | 95.5 | 1.5 |
| 160 | Namibia | 53 | 1 |
| 161 | Paraguay | 45 | 1 |
| 162 | Kyrgyzstan | 44.25 | 0.25 |
| 163 | Nauru | 24 | 0.5 |
| 164 | Georgia | 17 | 1 |