| Rank | Country or State | Score | Authors |
| 1 | Massachusetts (United States) | 1007294.35 | 402.73 |
| 2 | United Kingdom | 845256.53 | 1288.19 |
| 3 | California (United States) | 680563.73 | 410.5 |
| 4 | New York (United States) | 464130.54 | 358.94 |
| 5 | Canada | 376064.06 | 690.49 |
| 6 | Illinois (United States) | 354603.39 | 189.86 |
| 7 | Germany | 341008.68 | 1072.64 |
| 8 | District of Columbia (United States) | 289499.85 | 517.54 |
| 9 | France | 250982.73 | 898.16 |
| 10 | Italy | 221524.16 | 1046.22 |
| 11 | Pennsylvania (United States) | 202054.66 | 162.21 |
| 12 | New Jersey (United States) | 181797.95 | 74.73 |
| 13 | Netherlands | 153627.73 | 482.66 |
| 14 | Spain | 138932.35 | 765.84 |
| 15 | Australia | 132953.48 | 397.16 |
| 16 | Israel | 125591.69 | 78 |
| 17 | Missouri (United States) | 124958.95 | 91.26 |
| 18 | Connecticut (United States) | 119155.37 | 113.49 |
| 19 | Michigan (United States) | 109739.52 | 125.21 |
| 20 | North Carolina (United States) | 91367.02 | 96.91 |
| 21 | Sweden | 83415.53 | 248.75 |
| 22 | Switzerland | 80227.12 | 217.78 |
| 23 | Texas (United States) | 79926.82 | 126.65 |
| 24 | Virginia (United States) | 77564.47 | 95.01 |
| 25 | Ohio (United States) | 77115.38 | 57.7 |
| 26 | Minnesota (United States) | 72284.81 | 51.93 |
| 27 | Maryland (United States) | 72201.21 | 72.5 |
| 28 | Belgium | 65556.61 | 291.1 |
| 29 | Indiana (United States) | 65521.69 | 104.91 |
| 30 | Florida (United States) | 61841.87 | 88.16 |
| 31 | Wisconsin (United States) | 58170.92 | 57.49 |
| 32 | Rhode Island (United States) | 56373.99 | 33 |
| 33 | Tennessee (United States) | 51902.15 | 49.5 |
| 34 | Japan | 51046.93 | 195.7 |
| 35 | Georgia (United States) | 47018.17 | 80.11 |
| 36 | Arizona (United States) | 42977.37 | 30.33 |
| 37 | Norway | 42880.64 | 134.22 |
| 38 | Iowa (United States) | 40692.56 | 54.61 |
| 39 | New Zealand | 31080.77 | 86.33 |
| 40 | Denmark | 29343.92 | 115.85 |
| 41 | Austria | 29281.5 | 117.55 |
| 42 | Washington (United States) | 29089.97 | 34 |
| 43 | Ireland | 26006.28 | 74.41 |
| 44 | Singapore | 24828.94 | 73.33 |
| 45 | South Carolina (United States) | 23115.55 | 22.66 |
| 46 | New Hampshire (United States) | 22184.58 | 11.83 |
| 47 | South Korea | 19174.5 | 62.08 |
| 48 | Hong Kong | 19018.8 | 39.33 |
| 49 | Kentucky (United States) | 18575.99 | 14.91 |
| 50 | Greece | 16836.76 | 110.08 |
| 51 | Portugal | 16824.49 | 221.96 |
| 52 | Oregon (United States) | 16709.67 | 22.5 |
| 53 | Colorado (United States) | 15855.94 | 36.33 |
| 54 | India | 14081.99 | 127 |
| 55 | Finland | 12626.5 | 78.42 |
| 56 | Turkey | 12237.66 | 140.33 |
| 57 | Utah (United States) | 11439.47 | 34 |
| 58 | Cyprus | 11424.11 | 13.83 |
| 59 | Louisiana (United States) | 11296.67 | 16.66 |
| 60 | Chile | 10709.88 | 75.66 |
| 61 | Hungary | 9817.77 | 52.75 |
| 62 | Kansas (United States) | 8648.2 | 8.83 |
| 63 | Brazil | 8254.02 | 201.83 |
| 64 | Alabama (United States) | 7993.9 | 17 |
| 65 | Taiwan | 7737.87 | 40.65 |
| 66 | Nevada (United States) | 7002.37 | 20.5 |
| 67 | Argentina | 6963.52 | 80.43 |
| 68 | Wyoming (United States) | 5985.37 | 8.5 |
| 69 | New Mexico (United States) | 5772.02 | 3.16 |
| 70 | Mexico | 5734.31 | 65.33 |
| 71 | Russia | 5608.32 | 53.16 |
| 72 | China | 5264.7 | 46.91 |
| 73 | Delaware (United States) | 4577.67 | 8 |
| 74 | Czech Republic | 4504.98 | 74.86 |
| 75 | Oklahoma (United States) | 4309.94 | 17 |
| 76 | Hawaii (United States) | 3770.63 | 21.5 |
| 77 | Nebraska (United States) | 3612.16 | 9.5 |
| 78 | West Virginia (United States) | 3553.65 | 9 |
| 79 | Vermont (United States) | 3122.21 | 7.16 |
| 80 | Colombia | 2464.99 | 114.71 |
| 81 | Mississippi (United States) | 2372.67 | 12 |
| 82 | Ukraine | 1991.17 | 14 |
| 83 | South Africa | 1840.46 | 41 |
| 84 | Montana (United States) | 1600.26 | 3 |
| 85 | Thailand | 1461.84 | 10.5 |
| 86 | Poland | 1201.31 | 49.83 |
| 87 | Malaysia | 1083.85 | 32.5 |
| 88 | Egypt | 996.29 | 6.5 |
| 89 | Pakistan | 948.51 | 42.08 |
| 90 | Luxembourg | 792.64 | 9.91 |
| 91 | Uruguay | 668.53 | 10 |
| 92 | Slovenia | 647.81 | 16.5 |
| 93 | Iceland | 607.95 | 3.33 |
| 94 | Maine (United States) | 531.59 | 3.5 |
| 95 | Bulgaria | 503.68 | 16.25 |
| 96 | Iraq | 417.82 | 0.75 |
| 97 | Alaska (United States) | 398.08 | 3.66 |
| 98 | Peru | 368.51 | 25.41 |
| 99 | United Arab Emirates | 345.4 | 6.5 |
| 100 | Venezuela | 336.96 | 4 |
| 101 | Arkansas (United States) | 295.54 | 3.5 |
| 102 | Fiji | 258.46 | 10 |
| 103 | Qatar | 257.33 | 0.33 |
| 104 | Ethiopia | 256.31 | 4.5 |
| 105 | Tunisia | 238.16 | 13.33 |
| 106 | Philippines | 184.86 | 13.16 |
| 107 | Viet Nam | 169.02 | 4.5 |
| 108 | Martinique | 161.43 | 1 |
| 109 | Estonia | 158.61 | 17.5 |
| 110 | Guadeloupe | 134.66 | 0.66 |
| 111 | Monaco | 132.04 | 1 |
| 112 | Sri Lanka | 122.89 | 2 |
| 113 | Kazakhstan | 107.07 | 1 |
| 114 | Kyrgyzstan | 94 | 0.25 |
| 115 | Indonesia | 93.57 | 27.91 |
| 116 | Macao | 89.96 | 2 |
| 117 | Tanzania | 79.76 | 3.5 |
| 118 | Latvia | 62.07 | 2 |
| 119 | Palestinian Authority | 60.67 | 1 |
| 120 | Idaho (United States) | 52.02 | 2 |
| 121 | Bangladesh | 51.08 | 4.33 |
| 122 | Barbados | 49.35 | 2 |
| 123 | Romania | 40.7 | 31 |
| 124 | Guatemala | 39.03 | 1.5 |
| 125 | Réunion | 34.31 | 2 |
| 126 | Nepal | 32.55 | 2.5 |
| 127 | Côte d'Ivoire | 31.93 | 1 |
| 128 | Morocco | 29.7 | 2 |
| 129 | Iran | 29.2 | 8 |
| 130 | Burkina Faso | 26.97 | 0.33 |
| 131 | Croatia | 26.56 | 14 |
| 132 | North Dakota (United States) | 21.99 | 2 |
| 133 | Jamaica | 19.19 | 3.5 |
| 134 | Belarus | 18.33 | 2 |
| 135 | Nigeria | 17.42 | 3.33 |
| 136 | Kuwait | 17.39 | 1 |
| 137 | Jordan | 14.89 | 3 |
| 138 | Namibia | 13.64 | 1 |
| 139 | Armenia | 13.03 | 0.83 |
| 140 | Kenya | 12.32 | 0.5 |
| 141 | Malawi | 8.92 | 2.33 |
| 142 | Saudi Arabia | 8.59 | 1 |
| 143 | Oman | 8.22 | 2 |
| 144 | Ecuador | 7.28 | 3.25 |
| 145 | Slovakia | 6.36 | 2.5 |
| 146 | Lithuania | 5.99 | 2.5 |
| 147 | Macedonia (Former Yugoslav Republic) | 2.91 | 1 |
| 148 | Ghana | 1.34 | 2 |
| 149 | Serbia | 0.86 | 7 |
| 150 | Botswana | 0.63 | 2 |
| 151 | Afghanistan | 0.05 | 0.25 |
| 152 | Uganda | 0 | 1.5 |
| 152 | Bolivia | 0 | 8.5 |
| 152 | Uzbekistan | 0 | 1 |
| 152 | Lebanon | 0 | 1.83 |
| 152 | Montenegro | 0 | 1 |
| 152 | Malta | 0 | 1.5 |
| 152 | Costa Rica | 0 | 1 |
| 152 | Nauru | 0 | 0.5 |
| 152 | Niue | 0 | 0.5 |
| 152 | Algeria | 0 | 1 |