| Rank | Country or State | Score | Authors |
| 1 | United Kingdom | 1984750.39 | 1249.4 |
| 2 | Massachusetts (United States) | 1624090.6 | 400.86 |
| 3 | Germany | 1346459.59 | 1043.57 |
| 4 | California (United States) | 1091129.13 | 402.98 |
| 5 | Canada | 854352.53 | 668.33 |
| 6 | District of Columbia (United States) | 846588.41 | 511.06 |
| 7 | Italy | 830396.54 | 1016.59 |
| 8 | New York (United States) | 751761.75 | 350.94 |
| 9 | Spain | 742332.18 | 749.56 |
| 10 | France | 713733.66 | 877.46 |
| 11 | Netherlands | 597512.38 | 436.71 |
| 12 | Illinois (United States) | 479998.7 | 181.86 |
| 13 | Australia | 476946.26 | 387.89 |
| 14 | Pennsylvania (United States) | 324721.44 | 159.5 |
| 15 | Sweden | 315435.58 | 246.5 |
| 16 | Switzerland | 311831.06 | 215.14 |
| 17 | New Jersey (United States) | 292537.5 | 73.95 |
| 18 | Belgium | 260671.81 | 289.47 |
| 19 | Connecticut (United States) | 245766.49 | 112.16 |
| 20 | Missouri (United States) | 233546.99 | 87.33 |
| 21 | Michigan (United States) | 206420.28 | 129.21 |
| 22 | Colombia | 196382.76 | 102.05 |
| 23 | North Carolina (United States) | 155382.91 | 91.91 |
| 24 | Denmark | 151857.25 | 112.21 |
| 25 | Norway | 145581.33 | 130.58 |
| 26 | Texas (United States) | 138438.56 | 121.31 |
| 27 | Israel | 134688.41 | 71 |
| 28 | Iowa (United States) | 126768.3 | 54.11 |
| 29 | Japan | 124050.63 | 180.2 |
| 30 | Portugal | 123950.91 | 217.13 |
| 31 | Austria | 120711.43 | 109.03 |
| 32 | Virginia (United States) | 117585.66 | 89.68 |
| 33 | Minnesota (United States) | 111134.58 | 47.49 |
| 34 | Brazil | 108961.16 | 190.33 |
| 35 | Indiana (United States) | 107866.08 | 102.75 |
| 36 | Argentina | 106556.13 | 76.76 |
| 37 | Georgia (United States) | 105800.13 | 79.61 |
| 38 | Wisconsin (United States) | 105002.66 | 57.66 |
| 39 | Maryland (United States) | 101264.75 | 64.33 |
| 40 | India | 97631.5 | 123.83 |
| 41 | Rhode Island (United States) | 91668.5 | 30.16 |
| 42 | New Zealand | 88701.93 | 83.4 |
| 43 | Florida (United States) | 85467.33 | 89.16 |
| 44 | Ohio (United States) | 82442.36 | 53.53 |
| 45 | Turkey | 81473.66 | 131.99 |
| 46 | Chile | 77227.63 | 71.59 |
| 47 | Ireland | 70862.83 | 54.91 |
| 48 | Greece | 67169.58 | 106.58 |
| 49 | Arizona (United States) | 64248.33 | 29.33 |
| 50 | Finland | 62874.06 | 73.09 |
| 51 | Tennessee (United States) | 61653.5 | 46.5 |
| 52 | Singapore | 51032.16 | 67.66 |
| 53 | South Korea | 49346.83 | 61.58 |
| 54 | New Hampshire (United States) | 40517.5 | 11.33 |
| 55 | Czech Republic | 39963.16 | 74.69 |
| 56 | Colorado (United States) | 38875.16 | 35.33 |
| 57 | Russia | 38150.43 | 53 |
| 58 | Hong Kong | 37691.49 | 37.83 |
| 59 | Washington (United States) | 37184.5 | 30 |
| 60 | Mexico | 35747.16 | 63 |
| 61 | Oregon (United States) | 35146.5 | 21 |
| 62 | Malaysia | 31888.5 | 32.5 |
| 63 | Hungary | 30593.33 | 50.75 |
| 64 | South Carolina (United States) | 25444.33 | 21.33 |
| 65 | Poland | 23890.66 | 43.66 |
| 66 | China | 23727.16 | 40.9 |
| 67 | Cyprus | 23346 | 13 |
| 68 | Kentucky (United States) | 22955.66 | 14.91 |
| 69 | Hawaii (United States) | 22586.33 | 19.48 |
| 70 | Louisiana (United States) | 21302 | 18.66 |
| 71 | Taiwan | 20230.66 | 40.15 |
| 72 | South Africa | 18824 | 34 |
| 73 | Nevada (United States) | 17570.5 | 16 |
| 74 | Kansas (United States) | 16897.16 | 8.83 |
| 75 | Utah (United States) | 16841 | 34 |
| 76 | Peru | 15453.75 | 25.58 |
| 77 | Wyoming (United States) | 14867.5 | 8.5 |
| 78 | Vermont (United States) | 14037 | 7 |
| 79 | Indonesia | 13469.08 | 25.08 |
| 80 | Alabama (United States) | 11382 | 14.5 |
| 81 | Uruguay | 10956 | 10.5 |
| 82 | Pakistan | 10652.58 | 34.9 |
| 83 | Nebraska (United States) | 10593.5 | 9.5 |
| 84 | Jamaica | 10528.5 | 2.5 |
| 85 | Mississippi (United States) | 9505 | 11 |
| 86 | Slovenia | 9422 | 15 |
| 87 | Estonia | 8236.5 | 17.5 |
| 88 | Fiji | 7639 | 9 |
| 89 | Luxembourg | 7357.91 | 9.83 |
| 90 | Romania | 7234 | 27 |
| 91 | West Virginia (United States) | 6562 | 9 |
| 92 | Nigeria | 6287 | 3.33 |
| 93 | Oklahoma (United States) | 6167 | 16 |
| 94 | Bolivia | 6164 | 8.5 |
| 95 | New Mexico (United States) | 5772 | 3.16 |
| 96 | Delaware (United States) | 5233 | 8 |
| 97 | Ukraine | 4719 | 14 |
| 98 | Philippines | 4632.16 | 13.16 |
| 99 | Iraq | 4608.5 | 0.75 |
| 100 | Bulgaria | 4549 | 16.25 |
| 101 | Tunisia | 3825.66 | 13.33 |
| 102 | United Arab Emirates | 3718.5 | 5.5 |
| 103 | Iran | 3435 | 7 |
| 104 | Croatia | 3358 | 12 |
| 105 | Iceland | 3149 | 3.33 |
| 106 | Ethiopia | 2917 | 3.5 |
| 107 | Jordan | 2736 | 3 |
| 108 | Egypt | 2540.16 | 6.5 |
| 109 | Thailand | 2388 | 8.5 |
| 110 | Maine (United States) | 2283 | 3.5 |
| 111 | Saudi Arabia | 2000 | 1 |
| 112 | Bangladesh | 1896.5 | 4.33 |
| 113 | Morocco | 1694 | 2 |
| 114 | Arkansas (United States) | 1686.5 | 3.5 |
| 115 | Alaska (United States) | 1412.33 | 3.66 |
| 116 | Malawi | 1377 | 2.33 |
| 117 | Puerto Rico | 1253 | 1 |
| 118 | Latvia | 1157 | 2 |
| 119 | Viet Nam | 1037 | 4.5 |
| 120 | Botswana | 933 | 2 |
| 121 | Macao | 824 | 2 |
| 122 | Venezuela | 802.5 | 4 |
| 123 | Qatar | 784 | 1.33 |
| 124 | Uzbekistan | 774 | 1 |
| 125 | Malta | 750.5 | 1.5 |
| 126 | Serbia | 717 | 6 |
| 127 | Idaho (United States) | 654 | 2 |
| 128 | Lebanon | 648.83 | 1.83 |
| 129 | Kuwait | 633 | 1 |
| 130 | Tanzania | 555.5 | 3.5 |
| 131 | Ecuador | 544.5 | 3.25 |
| 132 | Barbados | 528 | 2 |
| 133 | Sri Lanka | 525 | 2 |
| 134 | Monaco | 500 | 1 |
| 135 | Ghana | 497 | 1 |
| 136 | Belarus | 429 | 2 |
| 137 | Slovakia | 428 | 2 |
| 138 | Martinique | 373 | 1 |
| 139 | North Dakota (United States) | 361 | 1 |
| 140 | Burkina Faso | 355.66 | 0.33 |
| 141 | Réunion | 351 | 2 |
| 142 | Montana (United States) | 345.5 | 1.5 |
| 143 | Guadeloupe | 332 | 1 |
| 144 | Guatemala | 317.5 | 1.5 |
| 145 | Uganda | 309.5 | 1.5 |
| 146 | Kenya | 278 | 0.5 |
| 147 | Armenia | 257.16 | 0.83 |
| 148 | Montenegro | 206 | 1 |
| 149 | Nepal | 169.5 | 2.5 |
| 150 | Niue | 165 | 0.5 |
| 151 | Costa Rica | 160 | 1 |
| 152 | Oman | 157 | 2 |
| 153 | Afghanistan | 101.25 | 0.25 |
| 154 | Algeria | 95 | 1 |
| 155 | Lithuania | 93 | 1.5 |
| 156 | Kyrgyzstan | 75.5 | 0.25 |
| 157 | Namibia | 62 | 1 |
| 158 | Palestinian Authority | 32 | 1 |
| 159 | Nauru | 25.5 | 0.5 |