| Rank | Country or State | Score | Authors |
| 1 | Massachusetts (United States) | 805761.39 | 400.86 |
| 2 | United Kingdom | 635574.71 | 1249.4 |
| 3 | California (United States) | 535061.54 | 402.98 |
| 4 | New York (United States) | 381257.4 | 350.94 |
| 5 | Canada | 299236.95 | 668.33 |
| 6 | Illinois (United States) | 281527.34 | 181.86 |
| 7 | Germany | 262256.82 | 1043.57 |
| 8 | District of Columbia (United States) | 228150.95 | 511.06 |
| 9 | France | 194806.03 | 877.46 |
| 10 | Pennsylvania (United States) | 162093.92 | 159.5 |
| 11 | Italy | 158169.26 | 1016.59 |
| 12 | New Jersey (United States) | 156368.02 | 73.95 |
| 13 | Spain | 104021.02 | 749.56 |
| 14 | Australia | 100555.62 | 387.89 |
| 15 | Netherlands | 100299.05 | 436.71 |
| 16 | Missouri (United States) | 100073.24 | 87.33 |
| 17 | Israel | 97666.36 | 71 |
| 18 | Connecticut (United States) | 94732.63 | 112.16 |
| 19 | Michigan (United States) | 91140.7 | 129.21 |
| 20 | North Carolina (United States) | 74061.32 | 91.91 |
| 21 | Switzerland | 63874.78 | 215.14 |
| 22 | Virginia (United States) | 63001.03 | 89.68 |
| 23 | Sweden | 61210.4 | 246.5 |
| 24 | Ohio (United States) | 59415.12 | 53.53 |
| 25 | Texas (United States) | 59092.71 | 121.31 |
| 26 | Maryland (United States) | 57130.15 | 64.33 |
| 27 | Indiana (United States) | 52625.66 | 102.75 |
| 28 | Minnesota (United States) | 52528.33 | 47.49 |
| 29 | Florida (United States) | 51283.92 | 89.16 |
| 30 | Belgium | 49306.04 | 289.47 |
| 31 | Wisconsin (United States) | 48106.89 | 57.66 |
| 32 | Rhode Island (United States) | 45737.34 | 30.16 |
| 33 | Tennessee (United States) | 39325.43 | 46.5 |
| 34 | Georgia (United States) | 37034.63 | 79.61 |
| 35 | Japan | 36729.53 | 180.2 |
| 36 | Arizona (United States) | 34116.9 | 29.33 |
| 37 | Norway | 32636.14 | 130.58 |
| 38 | Iowa (United States) | 28823.16 | 54.11 |
| 39 | New Zealand | 25144.14 | 83.4 |
| 40 | Denmark | 22938.39 | 112.21 |
| 41 | Washington (United States) | 22106.09 | 30 |
| 42 | Austria | 21858.73 | 109.03 |
| 43 | Singapore | 18527.02 | 67.66 |
| 44 | Ireland | 17785.14 | 54.91 |
| 45 | New Hampshire (United States) | 17207.87 | 11.33 |
| 46 | South Carolina (United States) | 16740.73 | 21.33 |
| 47 | South Korea | 15941.34 | 61.58 |
| 48 | Kentucky (United States) | 15086.73 | 14.91 |
| 49 | Hong Kong | 14570.12 | 37.83 |
| 50 | Oregon (United States) | 13332.16 | 21 |
| 51 | Greece | 12975.31 | 106.58 |
| 52 | Portugal | 12217.08 | 217.13 |
| 53 | Colorado (United States) | 12203.6 | 35.33 |
| 54 | India | 11501.71 | 123.83 |
| 55 | Louisiana (United States) | 10464.52 | 18.66 |
| 56 | Finland | 9577.49 | 73.09 |
| 57 | Turkey | 9407.83 | 131.99 |
| 58 | Cyprus | 9259.78 | 13 |
| 59 | Utah (United States) | 9256.16 | 34 |
| 60 | Chile | 7972.75 | 71.59 |
| 61 | Hungary | 7869.68 | 50.75 |
| 62 | Kansas (United States) | 7050.88 | 8.83 |
| 63 | Brazil | 6720.01 | 190.33 |
| 64 | Taiwan | 5703.03 | 40.15 |
| 65 | Alabama (United States) | 5700.35 | 14.5 |
| 66 | Argentina | 5523.54 | 76.76 |
| 67 | Nevada (United States) | 5169.95 | 16 |
| 68 | Wyoming (United States) | 4891.54 | 8.5 |
| 69 | Mexico | 4674.7 | 63 |
| 70 | New Mexico (United States) | 4665.59 | 3.16 |
| 71 | Russia | 4204.3 | 53 |
| 72 | China | 3657.23 | 40.9 |
| 73 | Delaware (United States) | 3523.29 | 8 |
| 74 | Czech Republic | 3297.63 | 74.69 |
| 75 | Oklahoma (United States) | 3142.39 | 16 |
| 76 | Nebraska (United States) | 2851.29 | 9.5 |
| 77 | West Virginia (United States) | 2838.33 | 9 |
| 78 | Vermont (United States) | 2505.49 | 7 |
| 79 | Hawaii (United States) | 2360.62 | 19.48 |
| 80 | Mississippi (United States) | 2069.03 | 11 |
| 81 | Colombia | 1865.72 | 102.05 |
| 82 | Ukraine | 1588.9 | 14 |
| 83 | South Africa | 1241.44 | 34 |
| 84 | Thailand | 1084.22 | 8.5 |
| 85 | Poland | 823.34 | 43.66 |
| 86 | Pakistan | 800.82 | 34.9 |
| 87 | Egypt | 792.14 | 6.5 |
| 88 | Puerto Rico | 720.41 | 1 |
| 89 | Malaysia | 719.73 | 32.5 |
| 90 | Uruguay | 716.91 | 10.5 |
| 91 | Luxembourg | 560.04 | 9.83 |
| 92 | Iceland | 505.76 | 3.33 |
| 93 | Slovenia | 489.77 | 15 |
| 94 | Maine (United States) | 432.4 | 3.5 |
| 95 | Bulgaria | 393.74 | 16.25 |
| 96 | Arkansas (United States) | 322.16 | 3.5 |
| 97 | Peru | 316.49 | 25.58 |
| 98 | Iraq | 305.16 | 0.75 |
| 99 | Alaska (United States) | 288.45 | 3.66 |
| 100 | Venezuela | 271.77 | 4 |
| 101 | United Arab Emirates | 266.3 | 5.5 |
| 102 | Qatar | 211.8 | 1.33 |
| 103 | Ethiopia | 199.44 | 3.5 |
| 104 | Fiji | 186.76 | 9 |
| 105 | Tunisia | 174.1 | 13.33 |
| 106 | Martinique | 142.64 | 1 |
| 107 | Guadeloupe | 141.21 | 1 |
| 108 | Philippines | 133.7 | 13.16 |
| 109 | Viet Nam | 112.68 | 4.5 |
| 110 | Monaco | 105.41 | 1 |
| 111 | Sri Lanka | 100.31 | 2 |
| 112 | Estonia | 90.02 | 17.5 |
| 113 | Kyrgyzstan | 75.71 | 0.25 |
| 114 | Macao | 67.57 | 2 |
| 115 | Tanzania | 63.74 | 3.5 |
| 116 | Palestinian Authority | 50.52 | 1 |
| 117 | Idaho (United States) | 40.39 | 2 |
| 118 | Bangladesh | 37.86 | 4.33 |
| 119 | Guatemala | 36.21 | 1.5 |
| 120 | Indonesia | 34.42 | 25.08 |
| 121 | Romania | 30.15 | 27 |
| 122 | Réunion | 28.12 | 2 |
| 123 | Barbados | 27.8 | 2 |
| 124 | Nepal | 27.53 | 2.5 |
| 125 | Armenia | 24.96 | 0.83 |
| 126 | Iran | 22.91 | 7 |
| 127 | Morocco | 22.14 | 2 |
| 128 | Burkina Faso | 20.34 | 0.33 |
| 129 | Kuwait | 14.35 | 1 |
| 130 | Nigeria | 14 | 3.33 |
| 131 | Kenya | 11.86 | 0.5 |
| 132 | Jordan | 11.29 | 3 |
| 133 | Latvia | 8.02 | 2 |
| 134 | Oman | 7.64 | 2 |
| 135 | Malawi | 7.26 | 2.33 |
| 136 | Ecuador | 7.01 | 3.25 |
| 137 | Saudi Arabia | 6.76 | 1 |
| 138 | Croatia | 5.98 | 12 |
| 139 | Namibia | 4.84 | 1 |
| 140 | Lithuania | 4.25 | 1.5 |
| 141 | Montana (United States) | 3.81 | 1.5 |
| 142 | Belarus | 3.75 | 2 |
| 143 | Jamaica | 1.69 | 2.5 |
| 144 | Serbia | 0.56 | 6 |
| 145 | North Dakota (United States) | 0.27 | 1 |
| 146 | Uganda | 0 | 1.5 |
| 146 | Afghanistan | 0 | 0.25 |
| 146 | Botswana | 0 | 2 |
| 146 | Slovakia | 0 | 2 |
| 146 | Bolivia | 0 | 8.5 |
| 146 | Uzbekistan | 0 | 1 |
| 146 | Lebanon | 0 | 1.83 |
| 146 | Montenegro | 0 | 1 |
| 146 | Malta | 0 | 1.5 |
| 146 | Ghana | 0 | 1 |
| 146 | Costa Rica | 0 | 1 |
| 146 | Nauru | 0 | 0.5 |
| 146 | Niue | 0 | 0.5 |
| 146 | Algeria | 0 | 1 |