| Rank | Country or State | Score | Authors |
| 1 | United Kingdom | 928843.16 | 1115.96 |
| 2 | Massachusetts (United States) | 786456.81 | 362.78 |
| 3 | California (United States) | 594664.25 | 357.11 |
| 4 | Germany | 586545.72 | 873.4 |
| 5 | District of Columbia (United States) | 406459.33 | 446.03 |
| 6 | Canada | 404714.9 | 597.16 |
| 7 | New York (United States) | 358062 | 304.66 |
| 8 | Italy | 356148.27 | 838.21 |
| 9 | Spain | 341124.55 | 664.38 |
| 10 | France | 323514.91 | 736.99 |
| 11 | Illinois (United States) | 258007.78 | 161.91 |
| 12 | Netherlands | 237132.84 | 389.56 |
| 13 | Australia | 210372.48 | 316.2 |
| 14 | New Jersey (United States) | 158650.43 | 69.88 |
| 15 | Switzerland | 155870.72 | 195.91 |
| 16 | Pennsylvania (United States) | 151024.3 | 139.25 |
| 17 | Sweden | 134288.83 | 215.5 |
| 18 | Missouri (United States) | 131579.74 | 80.16 |
| 19 | Connecticut (United States) | 126660.43 | 95.99 |
| 20 | Belgium | 101787.91 | 257.14 |
| 21 | Michigan (United States) | 83704.2 | 107.88 |
| 22 | Norway | 80210.28 | 124.41 |
| 23 | Denmark | 77744.83 | 101.31 |
| 24 | Argentina | 70244.15 | 68.89 |
| 25 | North Carolina (United States) | 70010.19 | 71.66 |
| 26 | Colombia | 69784.19 | 67.15 |
| 27 | Israel | 67311.96 | 67.66 |
| 28 | Portugal | 65993.92 | 192.38 |
| 29 | Texas (United States) | 64279.21 | 98.9 |
| 30 | Japan | 64250.53 | 143.33 |
| 31 | Virginia (United States) | 59836.14 | 79.18 |
| 32 | Brazil | 54166.39 | 160.66 |
| 33 | India | 53543.4 | 105.41 |
| 34 | Maryland (United States) | 53435.24 | 56.5 |
| 35 | Austria | 53285.28 | 99.53 |
| 36 | Wisconsin (United States) | 52035.86 | 46.99 |
| 37 | Iowa (United States) | 51562.07 | 53.86 |
| 38 | Rhode Island (United States) | 49290.74 | 28.83 |
| 39 | Georgia (United States) | 47923.77 | 72.45 |
| 40 | Minnesota (United States) | 47349.05 | 43.83 |
| 41 | Indiana (United States) | 47129.73 | 80.19 |
| 42 | New Zealand | 43135.95 | 79.4 |
| 43 | Florida (United States) | 42593.3 | 80.16 |
| 44 | Chile | 41473.98 | 53.36 |
| 45 | Turkey | 38801.6 | 102.83 |
| 46 | Ohio (United States) | 38396.18 | 49.33 |
| 47 | Arizona (United States) | 32930.5 | 22.16 |
| 48 | Ireland | 29375.77 | 40 |
| 49 | Finland | 27613.54 | 61.6 |
| 50 | Greece | 27163.37 | 91.08 |
| 51 | Tennessee (United States) | 25507.78 | 37.15 |
| 52 | South Korea | 23368.42 | 50.75 |
| 53 | Singapore | 22897.76 | 61.66 |
| 54 | Russia | 21247.58 | 47.66 |
| 55 | Czech Republic | 19627.95 | 69.23 |
| 56 | Hong Kong | 19346.36 | 32.33 |
| 57 | Colorado (United States) | 19132.01 | 29.66 |
| 58 | Mexico | 15990.38 | 44.83 |
| 59 | Washington (United States) | 15519.69 | 26.33 |
| 60 | Oregon (United States) | 15066.75 | 19 |
| 61 | Poland | 13757.77 | 41 |
| 62 | China | 13161.17 | 29.41 |
| 63 | Hawaii (United States) | 12491.31 | 18.41 |
| 64 | New Hampshire (United States) | 12298.56 | 10.16 |
| 65 | Hungary | 11904.71 | 42 |
| 66 | South Carolina (United States) | 10684.75 | 14.33 |
| 67 | Kentucky (United States) | 10164.35 | 11.91 |
| 68 | Peru | 9485.59 | 24.58 |
| 69 | Vermont (United States) | 9364.66 | 7 |
| 70 | Louisiana (United States) | 9199.25 | 17 |
| 71 | Utah (United States) | 9018.83 | 34 |
| 72 | Jamaica | 8812.33 | 2 |
| 73 | Malaysia | 8756.4 | 24.5 |
| 74 | South Africa | 8362.09 | 29 |
| 75 | Wyoming (United States) | 7740.48 | 7.5 |
| 76 | Nevada (United States) | 7516.69 | 15 |
| 77 | Alabama (United States) | 7366.33 | 13.5 |
| 78 | Indonesia | 6902.86 | 15.16 |
| 79 | Taiwan | 6830.66 | 35.15 |
| 80 | Nigeria | 6377 | 1 |
| 81 | Kansas (United States) | 6112.38 | 6.5 |
| 82 | Nebraska (United States) | 5598.28 | 9.5 |
| 83 | Uruguay | 4837.61 | 10.5 |
| 84 | Cyprus | 4820.74 | 10.5 |
| 85 | Estonia | 4352.29 | 17 |
| 86 | Slovenia | 4308.01 | 13.5 |
| 87 | Mississippi (United States) | 4007.55 | 11 |
| 88 | Bulgaria | 3760.66 | 13 |
| 89 | West Virginia (United States) | 3551.49 | 8.5 |
| 90 | Fiji | 3406.91 | 5 |
| 91 | Delaware (United States) | 3346.16 | 5.33 |
| 92 | Pakistan | 3206.16 | 12.85 |
| 93 | Oklahoma (United States) | 3162.36 | 14 |
| 94 | Luxembourg | 3068.57 | 8.91 |
| 95 | New Mexico (United States) | 2928.89 | 3.66 |
| 96 | United Arab Emirates | 2737 | 5.5 |
| 97 | Tunisia | 2598.25 | 13.33 |
| 98 | Iceland | 2117.52 | 3.33 |
| 99 | Jordan | 2015 | 3 |
| 100 | Philippines | 1893.58 | 8.66 |
| 101 | Iran | 1660.91 | 6 |
| 102 | Ethiopia | 1547.91 | 3 |
| 103 | Serbia | 1510.33 | 5.66 |
| 104 | Arkansas (United States) | 1188.5 | 4 |
| 105 | Malawi | 1177.05 | 2.33 |
| 106 | Morocco | 1116.66 | 1.66 |
| 107 | Maine (United States) | 1100.58 | 3.5 |
| 108 | Latvia | 993.16 | 2 |
| 109 | Saudi Arabia | 915.66 | 1 |
| 110 | Croatia | 838.83 | 9 |
| 111 | Barbados | 835.33 | 2.5 |
| 112 | Botswana | 816 | 2 |
| 113 | Ukraine | 814.33 | 7 |
| 114 | Romania | 785.08 | 6 |
| 115 | Bolivia | 747.95 | 3.5 |
| 116 | Puerto Rico | 699.66 | 1 |
| 117 | Uzbekistan | 663 | 1 |
| 118 | Thailand | 642.08 | 4 |
| 119 | Lebanon | 619.31 | 1.9 |
| 120 | Belarus | 520 | 3 |
| 121 | Malta | 491.5 | 1 |
| 122 | Egypt | 477.5 | 4.16 |
| 123 | Qatar | 404 | 1 |
| 124 | Macao | 401.33 | 2 |
| 125 | Slovakia | 394.5 | 2 |
| 126 | Venezuela | 392.76 | 3 |
| 127 | Ecuador | 391.13 | 3.75 |
| 128 | Alaska (United States) | 316.33 | 2 |
| 129 | Idaho (United States) | 316.17 | 2 |
| 130 | Guatemala | 267.95 | 1.25 |
| 131 | Kuwait | 258 | 1 |
| 132 | Uganda | 237 | 1 |
| 133 | Sri Lanka | 236.5 | 2 |
| 134 | Tanzania | 229.08 | 3 |
| 135 | Montana (United States) | 212.16 | 1.5 |
| 136 | Monaco | 208.33 | 1 |
| 137 | North Dakota (United States) | 196.5 | 1 |
| 138 | Montenegro | 183 | 1 |
| 139 | Guadeloupe | 163.66 | 1 |
| 140 | Burkina Faso | 132.58 | 0.33 |
| 141 | Armenia | 121.91 | 0.83 |
| 142 | Afghanistan | 97.25 | 0.25 |
| 143 | Ghana | 94 | 1 |
| 144 | Oman | 75.33 | 1 |
| 145 | Niue | 67.25 | 0.5 |
| 146 | Viet Nam | 61.5 | 1.5 |
| 147 | Algeria | 61 | 1 |
| 148 | Namibia | 60 | 1 |
| 149 | Iraq | 48.37 | 0.25 |
| 150 | Kyrgyzstan | 48.37 | 0.25 |
| 151 | Lithuania | 42.5 | 1.5 |
| 152 | Nepal | 40 | 2 |
| 153 | Réunion | 34.33 | 1 |
| 154 | Palestinian Authority | 5.75 | 1 |