| Rank | Country or State | Score | Authors |
| 1 | Massachusetts (United States) | 1297770.04 | 463.6 |
| 2 | United Kingdom | 1189263.21 | 1467.71 |
| 3 | California (United States) | 897965.97 | 462.25 |
| 4 | New York (United States) | 654023.11 | 427.51 |
| 5 | Canada | 500419.67 | 784.65 |
| 6 | Germany | 477494.72 | 1209.83 |
| 7 | District of Columbia (United States) | 463660.81 | 624.62 |
| 8 | Illinois (United States) | 462618.23 | 213.98 |
| 9 | France | 335374.63 | 1044.51 |
| 10 | Italy | 317886.87 | 1226.9 |
| 11 | Pennsylvania (United States) | 273557.51 | 186.85 |
| 12 | Netherlands | 233677.76 | 572.19 |
| 13 | New Jersey (United States) | 222939.43 | 75.4 |
| 14 | Spain | 211824.79 | 875.77 |
| 15 | Australia | 185636.81 | 460.79 |
| 16 | Connecticut (United States) | 163882.15 | 132.96 |
| 17 | Missouri (United States) | 160701.19 | 102.76 |
| 18 | Israel | 149988.6 | 83.91 |
| 19 | Michigan (United States) | 127820.72 | 133.35 |
| 20 | Sweden | 125227.24 | 284.56 |
| 21 | North Carolina (United States) | 124318.41 | 114.58 |
| 22 | Belgium | 114187.44 | 338.05 |
| 23 | Switzerland | 111282.17 | 256.33 |
| 24 | Maryland (United States) | 108879.92 | 83.66 |
| 25 | Texas (United States) | 106623.08 | 153.08 |
| 26 | Indiana (United States) | 99474.3 | 115.58 |
| 27 | Virginia (United States) | 94890.03 | 104.43 |
| 28 | Ohio (United States) | 92722.17 | 63.03 |
| 29 | Minnesota (United States) | 90575.17 | 59.93 |
| 30 | Florida (United States) | 77758.4 | 89.66 |
| 31 | Japan | 73397.61 | 259.66 |
| 32 | Tennessee (United States) | 70941.5 | 61.16 |
| 33 | Wisconsin (United States) | 68979.89 | 61.49 |
| 34 | Rhode Island (United States) | 66384.06 | 34.5 |
| 35 | Georgia (United States) | 61173.53 | 93.7 |
| 36 | Norway | 54638.86 | 142.31 |
| 37 | New Zealand | 54477.04 | 111.71 |
| 38 | Arizona (United States) | 51562.16 | 34.53 |
| 39 | Denmark | 49436.14 | 129.35 |
| 40 | Iowa (United States) | 49211.28 | 55.61 |
| 41 | Austria | 41958.06 | 167.26 |
| 42 | Ireland | 40290.06 | 86 |
| 43 | South Carolina (United States) | 39461.99 | 40.4 |
| 44 | Washington (United States) | 38308.81 | 33.33 |
| 45 | Singapore | 33017.08 | 87.91 |
| 46 | Hong Kong | 31992.07 | 44.36 |
| 47 | New Hampshire (United States) | 31451.11 | 14.83 |
| 48 | South Korea | 30363.51 | 80.25 |
| 49 | Portugal | 25315.81 | 276.18 |
| 50 | Greece | 24167.67 | 141.25 |
| 51 | Kentucky (United States) | 22836.26 | 14.91 |
| 52 | Oregon (United States) | 20617.54 | 24.66 |
| 53 | Turkey | 20373.08 | 185.91 |
| 54 | Finland | 19194.99 | 87.46 |
| 55 | India | 18572.92 | 153.83 |
| 56 | Chile | 17718.35 | 95.41 |
| 57 | Colorado (United States) | 17303.5 | 35.33 |
| 58 | Cyprus | 15928.59 | 17.91 |
| 59 | Utah (United States) | 15121.37 | 34.5 |
| 60 | Hungary | 13699.23 | 68.81 |
| 61 | Kansas (United States) | 10772.31 | 11.5 |
| 62 | Taiwan | 10715.74 | 49.16 |
| 63 | China | 10707.74 | 56.78 |
| 64 | Brazil | 10309.78 | 239.83 |
| 65 | Mexico | 10295.42 | 77 |
| 66 | Alabama (United States) | 10133.82 | 20 |
| 67 | Argentina | 9774.93 | 96.09 |
| 68 | Nevada (United States) | 9475.95 | 24.5 |
| 69 | Russia | 8525.54 | 60.53 |
| 70 | Louisiana (United States) | 8413.76 | 18.66 |
| 71 | Wyoming (United States) | 7761.77 | 8.5 |
| 72 | Oklahoma (United States) | 7758.56 | 23 |
| 73 | New Mexico (United States) | 7494.99 | 6.91 |
| 74 | Czech Republic | 6193.11 | 101.19 |
| 75 | Delaware (United States) | 5266.82 | 8 |
| 76 | Hawaii (United States) | 5206.56 | 24 |
| 77 | West Virginia (United States) | 4927.83 | 13 |
| 78 | Nebraska (United States) | 4705.76 | 9.5 |
| 79 | Vermont (United States) | 4158.09 | 8 |
| 80 | South Africa | 3701.49 | 62.5 |
| 81 | Colombia | 3424.87 | 135.08 |
| 82 | Ukraine | 3271.37 | 14.83 |
| 83 | Mississippi (United States) | 3068.48 | 12 |
| 84 | Maine (United States) | 2269.23 | 5.5 |
| 85 | Thailand | 2120.45 | 12.5 |
| 86 | Poland | 1814.56 | 64.83 |
| 87 | Montana (United States) | 1813.82 | 4 |
| 88 | Arkansas (United States) | 1735.77 | 7 |
| 89 | Malaysia | 1586.82 | 50 |
| 90 | Pakistan | 1426.38 | 63.75 |
| 91 | Egypt | 1354.51 | 7.5 |
| 92 | Iceland | 1352.63 | 5.33 |
| 93 | Luxembourg | 1141.56 | 14.41 |
| 94 | Slovenia | 1022.36 | 21 |
| 95 | Uruguay | 873.28 | 13 |
| 96 | United Arab Emirates | 731.31 | 8 |
| 97 | Peru | 690.09 | 25.08 |
| 98 | Bulgaria | 627.92 | 16.75 |
| 99 | Iraq | 614.64 | 0.75 |
| 100 | Alaska (United States) | 512.92 | 3.66 |
| 101 | Venezuela | 432.04 | 4 |
| 102 | Ethiopia | 389.33 | 4.5 |
| 103 | Qatar | 385.21 | 1.33 |
| 104 | Tunisia | 375.77 | 19.82 |
| 105 | Indonesia | 282.27 | 33.08 |
| 106 | Philippines | 279.91 | 12.16 |
| 107 | Romania | 252.95 | 129.33 |
| 108 | Viet Nam | 249.19 | 5 |
| 109 | Estonia | 205.89 | 18 |
| 110 | Martinique | 191.22 | 1 |
| 111 | North Dakota (United States) | 184.12 | 3 |
| 112 | Monaco | 167.45 | 1 |
| 113 | Sri Lanka | 162.96 | 4 |
| 114 | Latvia | 162.34 | 2 |
| 115 | Jamaica | 135.91 | 4.5 |
| 116 | Kazakhstan | 135.63 | 2 |
| 117 | Palestinian Authority | 126.86 | 1 |
| 118 | Kyrgyzstan | 119.07 | 0.25 |
| 119 | Macao | 111.31 | 2 |
| 120 | Tanzania | 102.54 | 3.5 |
| 121 | Kenya | 80.25 | 2.5 |
| 122 | Bangladesh | 73.72 | 9.66 |
| 123 | Barbados | 72.68 | 2 |
| 124 | Idaho (United States) | 70.35 | 2 |
| 125 | South Dakota (United States) | 57.49 | 2 |
| 126 | Burkina Faso | 50.82 | 0.33 |
| 127 | Guatemala | 49.39 | 1.5 |
| 128 | Saudi Arabia | 48.97 | 3 |
| 129 | Morocco | 48.34 | 3 |
| 130 | Réunion | 44.69 | 2 |
| 131 | Côte d'Ivoire | 44.69 | 2 |
| 132 | Croatia | 43.9 | 24 |
| 133 | Iran | 43.66 | 9.5 |
| 134 | Fiji | 40.71 | 10 |
| 135 | Lithuania | 39.67 | 2.5 |
| 136 | Armenia | 37.72 | 0.83 |
| 137 | Bolivia | 32.03 | 10.16 |
| 138 | Nigeria | 25.56 | 5.33 |
| 139 | Kuwait | 25.1 | 1 |
| 140 | Slovakia | 24.64 | 5.33 |
| 141 | Namibia | 20.32 | 1 |
| 142 | Lebanon | 18.89 | 2.83 |
| 143 | Nepal | 18.8 | 1.5 |
| 144 | Belarus | 18.05 | 1 |
| 145 | Jordan | 11.66 | 2 |
| 146 | Malawi | 11.21 | 2.33 |
| 147 | Ecuador | 9.74 | 4.25 |
| 148 | Niue | 7.36 | 0.5 |
| 149 | Macedonia (Former Yugoslav Republic) | 4.1 | 1 |
| 150 | Ghana | 2.89 | 1.66 |
| 151 | Georgia | 2.59 | 1 |
| 152 | Oman | 1.49 | 1 |
| 153 | Afghanistan | 1.27 | 0.25 |
| 154 | Serbia | 0.81 | 7 |
| 155 | Botswana | 0.41 | 2 |
| 156 | Paraguay | 0 | 1 |
| 156 | Uganda | 0 | 2.5 |
| 156 | Uzbekistan | 0 | 1 |
| 156 | Montenegro | 0 | 1 |
| 156 | Malta | 0 | 1.5 |
| 156 | Costa Rica | 0 | 1 |
| 156 | Nauru | 0 | 0.5 |
| 156 | Senegal | 0 | 2 |
| 156 | Algeria | 0 | 2.5 |