| Rank | Country or State | Score | Authors |
| 1 | United Kingdom | 329498.65 | 1527.95 |
| 2 | Massachusetts (United States) | 276937.32 | 478.48 |
| 3 | Germany | 215591.14 | 1266.07 |
| 4 | California (United States) | 195761.39 | 490.7 |
| 5 | District of Columbia (United States) | 166108.07 | 658.2 |
| 6 | Italy | 150661.4 | 1259.31 |
| 7 | New York (United States) | 144987.51 | 439.38 |
| 8 | France | 119524.72 | 1106.01 |
| 9 | Netherlands | 109975.44 | 600.24 |
| 10 | Canada | 109720.75 | 801.58 |
| 11 | Spain | 108660.52 | 905.89 |
| 12 | Illinois (United States) | 88484.29 | 222.98 |
| 13 | Australia | 79449.74 | 515.36 |
| 14 | Switzerland | 57577.99 | 272.89 |
| 15 | Pennsylvania (United States) | 52121.75 | 201.71 |
| 16 | Belgium | 51813.57 | 362.29 |
| 17 | Sweden | 49737.9 | 294.83 |
| 18 | New Jersey (United States) | 45111.49 | 76.23 |
| 19 | Connecticut (United States) | 40891.73 | 142.09 |
| 20 | Missouri (United States) | 39607.64 | 109.59 |
| 21 | Michigan (United States) | 31637.81 | 142.72 |
| 22 | Portugal | 29681.56 | 288.35 |
| 23 | Japan | 26773.88 | 272.66 |
| 24 | Denmark | 26195.71 | 141.6 |
| 25 | Austria | 26141.51 | 176.51 |
| 26 | North Carolina (United States) | 25600.79 | 120.91 |
| 27 | India | 24971.11 | 163.08 |
| 28 | Texas (United States) | 22995.55 | 155.66 |
| 29 | Norway | 22135.69 | 144.63 |
| 30 | Israel | 21691.52 | 87.86 |
| 31 | Indiana (United States) | 19714.91 | 119.41 |
| 32 | Maryland (United States) | 19584.13 | 93.33 |
| 33 | Turkey | 19572.73 | 200.58 |
| 34 | Virginia (United States) | 18402.41 | 107.76 |
| 35 | Ireland | 18212.08 | 108.41 |
| 36 | Argentina | 17861.99 | 104.43 |
| 37 | Minnesota (United States) | 17032.73 | 63.93 |
| 38 | Wisconsin (United States) | 16998.86 | 66.66 |
| 39 | Chile | 16559.76 | 105.91 |
| 40 | Brazil | 16427.75 | 251.5 |
| 41 | New Zealand | 16403.86 | 111.55 |
| 42 | Georgia (United States) | 16122.94 | 101.28 |
| 43 | Rhode Island (United States) | 15324.36 | 34.33 |
| 44 | Colombia | 14639.66 | 137.08 |
| 45 | Ohio (United States) | 13884.52 | 69.86 |
| 46 | Greece | 13410.55 | 149.33 |
| 47 | Florida (United States) | 12691.72 | 89.66 |
| 48 | Arizona (United States) | 11829.86 | 35.86 |
| 49 | Romania | 11829.64 | 164.33 |
| 50 | Tennessee (United States) | 11626.59 | 65.83 |
| 51 | Finland | 10883.66 | 91.84 |
| 52 | Iowa (United States) | 9349.45 | 55.61 |
| 53 | Mexico | 8961.82 | 81.5 |
| 54 | Pakistan | 8400.68 | 68.41 |
| 55 | South Korea | 8104.79 | 87.41 |
| 56 | Singapore | 8007.27 | 87.44 |
| 57 | Czech Republic | 7435.63 | 104.19 |
| 58 | Russia | 6949.23 | 65.53 |
| 59 | South Africa | 6938.14 | 77.5 |
| 60 | Hong Kong | 6922.96 | 47.36 |
| 61 | Malaysia | 6709.1 | 55 |
| 62 | Colorado (United States) | 6431.45 | 36.58 |
| 63 | Poland | 6109.99 | 65.16 |
| 64 | Hungary | 5839.99 | 74.91 |
| 65 | New Hampshire (United States) | 5797.82 | 13.33 |
| 66 | Washington (United States) | 5413.65 | 36.83 |
| 67 | South Carolina (United States) | 4989.81 | 44.2 |
| 68 | China | 4697.72 | 64.78 |
| 69 | Hawaii (United States) | 4499.12 | 24 |
| 70 | Oregon (United States) | 4247.95 | 24.7 |
| 71 | Cyprus | 3762.72 | 18.66 |
| 72 | Vermont (United States) | 3697.84 | 8.83 |
| 73 | Louisiana (United States) | 3457.73 | 24.66 |
| 74 | Taiwan | 3324.47 | 52.5 |
| 75 | Kentucky (United States) | 3240.7 | 16.91 |
| 76 | Indonesia | 3206.9 | 37.4 |
| 77 | Utah (United States) | 2977.21 | 38.5 |
| 78 | Nevada (United States) | 2892.56 | 23.5 |
| 79 | Nigeria | 2847.83 | 5.33 |
| 80 | Philippines | 2660.56 | 15.33 |
| 81 | Jamaica | 2547.41 | 4.5 |
| 82 | Wyoming (United States) | 2291.12 | 9.5 |
| 83 | Slovenia | 1984.79 | 24 |
| 84 | Kansas (United States) | 1864.28 | 12.5 |
| 85 | Peru | 1703.11 | 26.58 |
| 86 | Ukraine | 1597.02 | 15.83 |
| 87 | Maine (United States) | 1592.96 | 7 |
| 88 | Oklahoma (United States) | 1523.73 | 24 |
| 89 | Luxembourg | 1504.57 | 17.07 |
| 90 | Alabama (United States) | 1357.16 | 20 |
| 91 | Bulgaria | 1311.9 | 19.75 |
| 92 | Croatia | 1279 | 25 |
| 93 | Nebraska (United States) | 1262.64 | 9.5 |
| 94 | Iran | 1177.12 | 11 |
| 95 | New Mexico (United States) | 1145.65 | 7.41 |
| 96 | West Virginia (United States) | 1089.89 | 12 |
| 97 | Estonia | 1045.42 | 17 |
| 98 | Delaware (United States) | 1045.03 | 8 |
| 99 | Bolivia | 1040.93 | 11 |
| 100 | Egypt | 950.93 | 8.5 |
| 101 | Thailand | 943.36 | 14.5 |
| 102 | Bangladesh | 891.21 | 10.66 |
| 103 | Uruguay | 887.61 | 13 |
| 104 | Mississippi (United States) | 850.1 | 11 |
| 105 | Tunisia | 807.36 | 21.83 |
| 106 | Iceland | 761.68 | 6.33 |
| 107 | Kuwait | 673.33 | 3 |
| 108 | Iraq | 670.6 | 0.75 |
| 109 | Viet Nam | 666.25 | 5.5 |
| 110 | United Arab Emirates | 644.41 | 9 |
| 111 | Arkansas (United States) | 580.91 | 8 |
| 112 | Ethiopia | 544.93 | 4.5 |
| 113 | Fiji | 482.83 | 10 |
| 114 | Jordan | 451.16 | 3 |
| 115 | Côte d'Ivoire | 417.58 | 4 |
| 116 | Serbia | 392.33 | 7 |
| 117 | Qatar | 386.94 | 1.33 |
| 118 | Morocco | 366.5 | 3 |
| 119 | Uzbekistan | 331.5 | 1 |
| 120 | Malawi | 316.45 | 2.33 |
| 121 | Slovakia | 253.05 | 5.33 |
| 122 | Saudi Arabia | 221.92 | 4 |
| 123 | Alaska (United States) | 189.85 | 3.66 |
| 124 | Ghana | 178 | 2.66 |
| 125 | Montana (United States) | 159.23 | 4 |
| 126 | Latvia | 149.66 | 2 |
| 127 | Kenya | 145.53 | 2.5 |
| 128 | Sri Lanka | 143.8 | 4.5 |
| 129 | Tanzania | 141.66 | 3.5 |
| 130 | Malta | 128.5 | 1.5 |
| 131 | Uganda | 124.91 | 2.5 |
| 132 | Kazakhstan | 122.33 | 2 |
| 133 | Venezuela | 120.78 | 4 |
| 134 | Costa Rica | 119 | 2 |
| 135 | Barbados | 118 | 2 |
| 136 | Namibia | 116 | 2 |
| 137 | Botswana | 112.5 | 2 |
| 138 | Macao | 101.83 | 2 |
| 139 | Macedonia (Former Yugoslav Republic) | 98 | 1 |
| 140 | Niue | 94.75 | 0.5 |
| 141 | Idaho (United States) | 88.83 | 2 |
| 142 | North Dakota (United States) | 81.83 | 3 |
| 143 | Lebanon | 75.61 | 2.33 |
| 144 | Monaco | 70.66 | 1 |
| 145 | Ecuador | 68.96 | 5.58 |
| 146 | Guatemala | 57.25 | 1.5 |
| 147 | Lithuania | 56.28 | 2.5 |
| 148 | Belarus | 52 | 1 |
| 149 | South Dakota (United States) | 46.25 | 2 |
| 150 | Burkina Faso | 44.77 | 0.33 |
| 151 | Montenegro | 39 | 1 |
| 152 | Senegal | 38.33 | 2 |
| 153 | Afghanistan | 34.87 | 0.25 |
| 154 | Réunion | 31.33 | 1.5 |
| 155 | Armenia | 30.41 | 0.83 |
| 156 | Guadeloupe | 25.33 | 0.66 |
| 157 | Algeria | 23.25 | 2.5 |
| 158 | Nepal | 20.25 | 1.5 |
| 159 | Palestinian Authority | 17.33 | 1 |
| 160 | Martinique | 14.33 | 1 |
| 161 | Cameroun | 13 | 1 |
| 162 | Bahrain | 10.86 | 0.33 |
| 163 | Paraguay | 5 | 1 |
| 164 | Georgia | 4.33 | 1 |
| 165 | Kyrgyzstan | 4 | 0.25 |
| 166 | Oman | 3 | 1 |
| 167 | Nauru | 1.5 | 0.5 |
| 168 | Sudan | 0 | 1 |