| Rank | Country or State | Score | Authors |
| 1 | United Kingdom | 306456.36 | 1425.05 |
| 2 | Massachusetts (United States) | 257766.74 | 450.19 |
| 3 | Germany | 200162.39 | 1186.88 |
| 4 | California (United States) | 186354.93 | 458.33 |
| 5 | District of Columbia (United States) | 152516.78 | 564.99 |
| 6 | Italy | 142408.78 | 1196.26 |
| 7 | New York (United States) | 132937.88 | 407.84 |
| 8 | France | 110240.5 | 1016.9 |
| 9 | Canada | 106886.29 | 769.56 |
| 10 | Spain | 104854.11 | 864.77 |
| 11 | Netherlands | 98314.67 | 561.33 |
| 12 | Illinois (United States) | 82503.55 | 206.56 |
| 13 | Australia | 71234.93 | 438.41 |
| 14 | Switzerland | 52118.21 | 249.16 |
| 15 | Pennsylvania (United States) | 48553.05 | 186.05 |
| 16 | Sweden | 46305.35 | 277.23 |
| 17 | New Jersey (United States) | 44821.75 | 75.9 |
| 18 | Belgium | 44169.96 | 326.22 |
| 19 | Connecticut (United States) | 38583.41 | 128.51 |
| 20 | Missouri (United States) | 38297.16 | 100.76 |
| 21 | Michigan (United States) | 28184.18 | 131.04 |
| 22 | Portugal | 26565.7 | 271.68 |
| 23 | North Carolina (United States) | 24866.97 | 108.91 |
| 24 | Japan | 24309.03 | 250.41 |
| 25 | Denmark | 23753.42 | 124.01 |
| 26 | India | 22601.32 | 149 |
| 27 | Norway | 21889.29 | 141.06 |
| 28 | Austria | 21480.9 | 158.09 |
| 29 | Israel | 21102.11 | 84.25 |
| 30 | Texas (United States) | 20972.68 | 149.97 |
| 31 | Turkey | 18094.97 | 180.91 |
| 32 | Argentina | 17788.69 | 94.59 |
| 33 | Brazil | 17499.76 | 237.83 |
| 34 | Virginia (United States) | 17278.73 | 102.71 |
| 35 | Maryland (United States) | 17218.39 | 81.66 |
| 36 | Indiana (United States) | 17139.45 | 109.41 |
| 37 | Minnesota (United States) | 16485.56 | 58.6 |
| 38 | New Zealand | 15907.93 | 108.08 |
| 39 | Wisconsin (United States) | 15273.27 | 61.16 |
| 40 | Rhode Island (United States) | 14727.59 | 34.5 |
| 41 | Georgia (United States) | 14558.55 | 88.28 |
| 42 | Ireland | 13951.06 | 82.33 |
| 43 | Chile | 13851.13 | 90.49 |
| 44 | Ohio (United States) | 13130.93 | 62.03 |
| 45 | Florida (United States) | 12359.93 | 89.66 |
| 46 | Greece | 11855.57 | 134.25 |
| 47 | Colombia | 11090.88 | 130.28 |
| 48 | Tennessee (United States) | 10946.58 | 57.5 |
| 49 | Arizona (United States) | 10594.33 | 33.03 |
| 50 | Finland | 9853.93 | 84.56 |
| 51 | Iowa (United States) | 8765.02 | 54.61 |
| 52 | South Korea | 8071.15 | 74.75 |
| 53 | Singapore | 7802.14 | 82.91 |
| 54 | Mexico | 7350 | 74 |
| 55 | Czech Republic | 6805.94 | 99.86 |
| 56 | Hong Kong | 6693.29 | 45.03 |
| 57 | New Hampshire (United States) | 6436.88 | 14.83 |
| 58 | Colorado (United States) | 6302.26 | 35 |
| 59 | Russia | 6269.49 | 59.33 |
| 60 | Pakistan | 6212.53 | 58.75 |
| 61 | Malaysia | 5733.46 | 47 |
| 62 | Hungary | 5605.42 | 67.81 |
| 63 | Poland | 5598.36 | 64.83 |
| 64 | South Africa | 5520.69 | 51.5 |
| 65 | Washington (United States) | 5186.25 | 33.33 |
| 66 | Romania | 4921.15 | 106.49 |
| 67 | China | 4579.33 | 53.28 |
| 68 | Oregon (United States) | 4560.79 | 23.5 |
| 69 | South Carolina (United States) | 4556.78 | 39.4 |
| 70 | Hawaii (United States) | 4360.31 | 23 |
| 71 | Cyprus | 3451.05 | 16.25 |
| 72 | Louisiana (United States) | 3216.37 | 18.66 |
| 73 | Vermont (United States) | 3070.16 | 7 |
| 74 | Kentucky (United States) | 3052.09 | 14.91 |
| 75 | Taiwan | 3026.33 | 48.16 |
| 76 | Indonesia | 2882.63 | 33.08 |
| 77 | Nevada (United States) | 2758 | 22.5 |
| 78 | Utah (United States) | 2579.94 | 34 |
| 79 | Nigeria | 2365.5 | 4.33 |
| 80 | Jamaica | 2361.58 | 3.5 |
| 81 | Wyoming (United States) | 2293.86 | 8.5 |
| 82 | Kansas (United States) | 1864.67 | 10.5 |
| 83 | Slovenia | 1797.31 | 20 |
| 84 | Peru | 1403.69 | 25.08 |
| 85 | Oklahoma (United States) | 1390.23 | 22 |
| 86 | Ukraine | 1387.97 | 14.83 |
| 87 | Alabama (United States) | 1337.7 | 19 |
| 88 | Luxembourg | 1307.84 | 12.91 |
| 89 | Maine (United States) | 1259.73 | 5.5 |
| 90 | Nebraska (United States) | 1257.28 | 9.5 |
| 91 | Philippines | 1248.38 | 12.16 |
| 92 | Estonia | 1167.83 | 18 |
| 93 | Bolivia | 1126.21 | 9.16 |
| 94 | Bulgaria | 1105.5 | 16.75 |
| 95 | Croatia | 1084.58 | 23 |
| 96 | New Mexico (United States) | 1049.22 | 4.41 |
| 97 | Iran | 1044.45 | 8.5 |
| 98 | West Virginia (United States) | 1012.32 | 12 |
| 99 | Mississippi (United States) | 966.84 | 12 |
| 100 | Delaware (United States) | 951.66 | 8 |
| 101 | Egypt | 897.52 | 7.5 |
| 102 | Uruguay | 887.17 | 12 |
| 103 | Thailand | 735.57 | 12.5 |
| 104 | Iceland | 702.73 | 5.33 |
| 105 | Tunisia | 664 | 17.82 |
| 106 | Iraq | 652.54 | 0.75 |
| 107 | United Arab Emirates | 581.58 | 7 |
| 108 | Bangladesh | 551.38 | 8.66 |
| 109 | Ethiopia | 520.88 | 4.5 |
| 110 | Jordan | 509 | 2 |
| 111 | Viet Nam | 476.83 | 5 |
| 112 | Arkansas (United States) | 463.24 | 6.5 |
| 113 | Fiji | 426.74 | 10 |
| 114 | Qatar | 416.26 | 1.33 |
| 115 | Morocco | 396 | 3 |
| 116 | Malawi | 323.26 | 2.33 |
| 117 | Uzbekistan | 317 | 1 |
| 118 | Serbia | 281.83 | 7 |
| 119 | Saudi Arabia | 246.01 | 3 |
| 120 | Slovakia | 197.5 | 5.33 |
| 121 | Alaska (United States) | 194.92 | 3.66 |
| 122 | Côte d'Ivoire | 179.15 | 2 |
| 123 | Latvia | 164.66 | 2 |
| 124 | Montana (United States) | 161.91 | 4 |
| 125 | Botswana | 145.5 | 2 |
| 126 | Venezuela | 142.4 | 4 |
| 127 | Tanzania | 140.91 | 3.5 |
| 128 | Kenya | 134.93 | 2.5 |
| 129 | Malta | 133 | 1.5 |
| 130 | Macao | 121 | 2 |
| 131 | Kazakhstan | 118.5 | 2 |
| 132 | Kuwait | 117 | 1 |
| 133 | Ghana | 111.5 | 2 |
| 134 | Macedonia (Former Yugoslav Republic) | 99 | 1 |
| 135 | Uganda | 98.08 | 1.5 |
| 136 | Barbados | 94.75 | 2 |
| 137 | Belarus | 88 | 2 |
| 138 | Idaho (United States) | 87.33 | 2 |
| 139 | Monaco | 82.83 | 1 |
| 140 | North Dakota (United States) | 81.25 | 3 |
| 141 | Ecuador | 79.98 | 4.25 |
| 142 | Senegal | 71 | 2 |
| 143 | Sri Lanka | 70.25 | 3.5 |
| 144 | Lebanon | 68.63 | 1.83 |
| 145 | Guatemala | 62.75 | 1.5 |
| 146 | Costa Rica | 61 | 1 |
| 147 | Niue | 49.75 | 0.5 |
| 148 | Réunion | 44 | 2 |
| 149 | Lithuania | 43.41 | 2.5 |
| 150 | Burkina Faso | 41.09 | 0.33 |
| 151 | Montenegro | 39 | 1 |
| 152 | South Dakota (United States) | 29 | 2 |
| 153 | Afghanistan | 28.75 | 0.25 |
| 154 | Armenia | 23.99 | 0.83 |
| 155 | Nepal | 20.75 | 1.5 |
| 156 | Namibia | 14 | 1 |
| 157 | Palestinian Authority | 10.91 | 1 |
| 158 | Martinique | 10.33 | 1 |
| 159 | Oman | 4.66 | 1 |
| 160 | Kyrgyzstan | 4.25 | 0.25 |
| 161 | Georgia | 2.33 | 1 |
| 162 | Algeria | 2.25 | 1.5 |
| 163 | Paraguay | 1 | 1 |
| 163 | Nauru | 1 | 0.5 |