| Rank | Country or State | Score | Authors |
| 1 | United Kingdom | 2065906.87 | 1356.86 |
| 2 | Massachusetts (United States) | 1582249.54 | 422.94 |
| 3 | Germany | 1385155.94 | 1126.79 |
| 4 | California (United States) | 1040429.84 | 427.41 |
| 5 | Italy | 906655.38 | 1121.39 |
| 6 | District of Columbia (United States) | 904166.29 | 546.07 |
| 7 | Canada | 833375.48 | 738.73 |
| 8 | New York (United States) | 762838.93 | 375.84 |
| 9 | Spain | 756794.9 | 811.8 |
| 10 | France | 728718.66 | 952.88 |
| 11 | Netherlands | 680270.59 | 536.09 |
| 12 | Australia | 495445.1 | 419.24 |
| 13 | Illinois (United States) | 468595.78 | 195.9 |
| 14 | Pennsylvania (United States) | 341328.52 | 175.5 |
| 15 | Switzerland | 320774.98 | 235.84 |
| 16 | Sweden | 317586.11 | 259.31 |
| 17 | Belgium | 279891.01 | 304.14 |
| 18 | New Jersey (United States) | 256235.54 | 74.39 |
| 19 | Connecticut (United States) | 251639.41 | 124.91 |
| 20 | Missouri (United States) | 228860.95 | 95.42 |
| 21 | Michigan (United States) | 199763.31 | 131.16 |
| 22 | North Carolina (United States) | 154758 | 101.91 |
| 23 | Denmark | 149259.54 | 120.6 |
| 24 | Norway | 145506.88 | 139.06 |
| 25 | Japan | 141424.3 | 230.53 |
| 26 | Texas (United States) | 140518.16 | 139.31 |
| 27 | Israel | 139169.58 | 81.91 |
| 28 | Portugal | 138999.01 | 264.85 |
| 29 | Austria | 135268.83 | 139.6 |
| 30 | Iowa (United States) | 122976.29 | 54.61 |
| 31 | Colombia | 119330.25 | 120.95 |
| 32 | Minnesota (United States) | 118724.03 | 55.26 |
| 33 | Virginia (United States) | 117745.5 | 97.88 |
| 34 | India | 115994.24 | 140.83 |
| 35 | Brazil | 114130.16 | 221.33 |
| 36 | Indiana (United States) | 113149.49 | 107.58 |
| 37 | Maryland (United States) | 112541.66 | 80 |
| 38 | Georgia (United States) | 107286.36 | 82.28 |
| 39 | Argentina | 106165.73 | 82.93 |
| 40 | New Zealand | 101047.56 | 105.33 |
| 41 | Wisconsin (United States) | 100264.66 | 57 |
| 42 | Turkey | 93177 | 162.99 |
| 43 | Ireland | 87436.76 | 77.86 |
| 44 | Ohio (United States) | 85563.5 | 59.53 |
| 45 | Rhode Island (United States) | 85360.16 | 34.33 |
| 46 | Florida (United States) | 84062.83 | 89.66 |
| 47 | Chile | 81806.66 | 83.99 |
| 48 | Greece | 76131.83 | 129.24 |
| 49 | Tennessee (United States) | 71850.5 | 54.5 |
| 50 | Arizona (United States) | 63950.6 | 33.53 |
| 51 | Finland | 63035.73 | 83.26 |
| 52 | Singapore | 51742.33 | 80.33 |
| 53 | South Korea | 50855.16 | 69.08 |
| 54 | Czech Republic | 45956.83 | 81.19 |
| 55 | New Hampshire (United States) | 44417.33 | 14.33 |
| 56 | Hong Kong | 43736 | 40.53 |
| 57 | Russia | 42849.26 | 56.5 |
| 58 | Mexico | 40959.33 | 74 |
| 59 | Washington (United States) | 39881.83 | 32.33 |
| 60 | Malaysia | 38237 | 37.5 |
| 61 | Colorado (United States) | 37734.83 | 34.83 |
| 62 | Hungary | 34854.53 | 59.81 |
| 63 | Oregon (United States) | 34761.5 | 22.5 |
| 64 | South Africa | 31852.5 | 47 |
| 65 | South Carolina (United States) | 28408.66 | 31.41 |
| 66 | China | 28289.33 | 51.61 |
| 67 | Hawaii (United States) | 24961.5 | 22.5 |
| 68 | Poland | 24862.16 | 58.66 |
| 69 | Pakistan | 24029.75 | 50.75 |
| 70 | Louisiana (United States) | 23785 | 16.66 |
| 71 | Cyprus | 23437.41 | 15.25 |
| 72 | Kentucky (United States) | 23167 | 14.91 |
| 73 | Romania | 22412.16 | 59.16 |
| 74 | Nevada (United States) | 21173 | 20.5 |
| 75 | Taiwan | 18489.33 | 46.16 |
| 76 | Utah (United States) | 17863 | 33 |
| 77 | Indonesia | 16606.75 | 31.58 |
| 78 | Kansas (United States) | 15744 | 10.5 |
| 79 | Wyoming (United States) | 14945 | 8.5 |
| 80 | Vermont (United States) | 14271.5 | 7 |
| 81 | Peru | 13459.66 | 25.41 |
| 82 | Alabama (United States) | 12488 | 18 |
| 83 | Slovenia | 11559 | 17 |
| 84 | Jamaica | 11299 | 3.5 |
| 85 | Uruguay | 10618 | 11 |
| 86 | Nebraska (United States) | 9744 | 9.5 |
| 87 | Mississippi (United States) | 9312 | 13 |
| 88 | Bolivia | 8419.33 | 8.83 |
| 89 | Estonia | 8196.5 | 18 |
| 90 | Oklahoma (United States) | 8179 | 18 |
| 91 | Ukraine | 7504.5 | 14.5 |
| 92 | Nigeria | 7281.66 | 3.33 |
| 93 | West Virginia (United States) | 6778 | 10 |
| 94 | Luxembourg | 6449.33 | 10.91 |
| 95 | New Mexico (United States) | 6216.33 | 4.41 |
| 96 | Philippines | 6210 | 13.16 |
| 97 | Croatia | 5442 | 22 |
| 98 | Delaware (United States) | 5354 | 8 |
| 99 | Thailand | 4723.5 | 13 |
| 100 | Bulgaria | 4442.5 | 16.75 |
| 101 | Iraq | 4263 | 0.75 |
| 102 | Iran | 4187.5 | 8.5 |
| 103 | Egypt | 3950 | 7.5 |
| 104 | Tunisia | 3719 | 14.83 |
| 105 | Iceland | 3645 | 5.33 |
| 106 | Ethiopia | 3517.5 | 4.5 |
| 107 | Fiji | 3131 | 9 |
| 108 | Qatar | 3096.66 | 1.33 |
| 109 | Viet Nam | 2980 | 5 |
| 110 | Jordan | 2636 | 3 |
| 111 | Arkansas (United States) | 2573 | 4.5 |
| 112 | Saudi Arabia | 2543 | 2 |
| 113 | Maine (United States) | 2342 | 4.5 |
| 114 | United Arab Emirates | 2308.5 | 4.5 |
| 115 | Bangladesh | 2034.66 | 5.33 |
| 116 | Morocco | 1562 | 3 |
| 117 | Montana (United States) | 1485 | 3 |
| 118 | Alaska (United States) | 1325 | 3.66 |
| 119 | Côte d'Ivoire | 1254 | 2 |
| 120 | Malawi | 1217.66 | 2.33 |
| 121 | Botswana | 957 | 2 |
| 122 | Latvia | 895 | 2 |
| 123 | North Dakota (United States) | 879 | 3 |
| 124 | Kazakhstan | 851 | 2 |
| 125 | Venezuela | 817.5 | 4 |
| 126 | Uzbekistan | 766 | 1 |
| 127 | Macao | 765 | 2 |
| 128 | Slovakia | 741.33 | 4.33 |
| 129 | Serbia | 714 | 7 |
| 130 | Tanzania | 698 | 3.5 |
| 131 | Malta | 687 | 1.5 |
| 132 | Barbados | 685 | 2 |
| 133 | Kuwait | 640 | 1 |
| 134 | Uganda | 632 | 1.5 |
| 135 | Ghana | 628 | 2 |
| 136 | Idaho (United States) | 618 | 2 |
| 137 | Sri Lanka | 543 | 2.5 |
| 138 | Monaco | 517 | 1 |
| 139 | Ecuador | 504.25 | 3.25 |
| 140 | Belarus | 436 | 2 |
| 141 | Lebanon | 414.83 | 1.83 |
| 142 | Réunion | 372 | 2 |
| 143 | Guatemala | 357.66 | 1.66 |
| 144 | Costa Rica | 356 | 1 |
| 145 | Burkina Faso | 327.66 | 0.33 |
| 146 | Armenia | 321.33 | 0.83 |
| 147 | Kenya | 317.5 | 0.5 |
| 148 | Martinique | 262 | 1 |
| 149 | Macedonia (Former Yugoslav Republic) | 221 | 1 |
| 150 | South Dakota (United States) | 214 | 1 |
| 151 | Lithuania | 213.5 | 2.5 |
| 152 | Montenegro | 184 | 1 |
| 153 | Oman | 178 | 2 |
| 154 | Nepal | 145.5 | 1.5 |
| 155 | Palestinian Authority | 141 | 1 |
| 155 | Niue | 141 | 0.5 |
| 157 | Afghanistan | 102.75 | 0.25 |
| 158 | Algeria | 93.5 | 1.5 |
| 159 | Namibia | 60 | 1 |
| 160 | Kyrgyzstan | 44 | 0.25 |
| 161 | Paraguay | 39 | 1 |
| 162 | Nauru | 17.5 | 0.5 |