| Rank | Country or State | Score | Authors |
| 1 | United Kingdom | 975967.17 | 1226.06 |
| 2 | Massachusetts (United States) | 830294.63 | 395.08 |
| 3 | Germany | 656739.88 | 1004.43 |
| 4 | California (United States) | 610512.21 | 391.71 |
| 5 | Canada | 432051.91 | 660.91 |
| 6 | District of Columbia (United States) | 424153.76 | 503.89 |
| 7 | Italy | 400937.66 | 999.37 |
| 8 | New York (United States) | 392785.77 | 344.99 |
| 9 | Spain | 367609.86 | 739.78 |
| 10 | France | 351837.59 | 857.55 |
| 11 | Illinois (United States) | 265465.87 | 178.91 |
| 12 | Netherlands | 248859.41 | 428.71 |
| 13 | Australia | 243730.71 | 375.23 |
| 14 | Switzerland | 159389.82 | 209.31 |
| 15 | New Jersey (United States) | 159151.73 | 74.28 |
| 16 | Pennsylvania (United States) | 157252.79 | 158.5 |
| 17 | Sweden | 153684.67 | 243.25 |
| 18 | Connecticut (United States) | 132723.9 | 109.66 |
| 19 | Missouri (United States) | 130331.73 | 84.83 |
| 20 | Belgium | 115558.57 | 283.79 |
| 21 | Michigan (United States) | 99673.56 | 126.71 |
| 22 | Colombia | 85693.19 | 94.21 |
| 23 | Denmark | 82332.08 | 112.08 |
| 24 | Norway | 80880.98 | 130.58 |
| 25 | Argentina | 75269.69 | 75.26 |
| 26 | Japan | 72561.62 | 175.2 |
| 27 | North Carolina (United States) | 72210.06 | 80.41 |
| 28 | Texas (United States) | 71576.45 | 114.31 |
| 29 | Portugal | 70441.52 | 212.93 |
| 30 | Israel | 69461.9 | 70 |
| 31 | Virginia (United States) | 66725.41 | 89.51 |
| 32 | India | 62210.51 | 118.33 |
| 33 | Austria | 58966.05 | 109.36 |
| 34 | Brazil | 57843.57 | 175.66 |
| 35 | Indiana (United States) | 57495.06 | 103.25 |
| 36 | Maryland (United States) | 54411.71 | 61.83 |
| 37 | Wisconsin (United States) | 52928.34 | 55.66 |
| 38 | Minnesota (United States) | 51689.15 | 49.49 |
| 39 | Iowa (United States) | 50369.86 | 55.11 |
| 40 | Georgia (United States) | 50344.02 | 79.11 |
| 41 | New Zealand | 48118.07 | 84.06 |
| 42 | Florida (United States) | 46380.73 | 85.66 |
| 43 | Rhode Island (United States) | 45474.99 | 29.66 |
| 44 | Turkey | 45377.1 | 125.5 |
| 45 | Chile | 43221.66 | 65.59 |
| 46 | Ohio (United States) | 40506.35 | 51.13 |
| 47 | Arizona (United States) | 36475.72 | 28.83 |
| 48 | Greece | 33770.02 | 104.58 |
| 49 | Tennessee (United States) | 33211.26 | 44.5 |
| 50 | Finland | 32833.05 | 73.09 |
| 51 | Ireland | 31699.98 | 51.58 |
| 52 | South Korea | 25040.28 | 59.25 |
| 53 | Singapore | 24881.83 | 66 |
| 54 | Russia | 23860.01 | 51.66 |
| 55 | Colorado (United States) | 21546.8 | 34.33 |
| 56 | Czech Republic | 20943.49 | 74.69 |
| 57 | Mexico | 20904.41 | 60.33 |
| 58 | Washington (United States) | 19481.81 | 29 |
| 59 | Hong Kong | 19010.34 | 36.83 |
| 60 | Hungary | 16834.11 | 49 |
| 61 | New Hampshire (United States) | 16206.99 | 11.16 |
| 62 | Oregon (United States) | 15735.64 | 21.5 |
| 63 | Poland | 15448.99 | 42.66 |
| 64 | China | 14436.23 | 37.9 |
| 65 | South Carolina (United States) | 12811.32 | 21.33 |
| 66 | Hawaii (United States) | 12481.36 | 19.48 |
| 67 | Malaysia | 12102.68 | 31 |
| 68 | Kentucky (United States) | 11250.7 | 13.91 |
| 69 | Louisiana (United States) | 10469.04 | 18 |
| 70 | Taiwan | 10226.08 | 39.15 |
| 71 | South Africa | 10186.09 | 34 |
| 72 | Cyprus | 9911.64 | 13 |
| 73 | Jamaica | 9770 | 2.5 |
| 74 | Utah (United States) | 9290.93 | 33 |
| 75 | Peru | 9050.4 | 25.08 |
| 76 | Vermont (United States) | 8915.08 | 7 |
| 77 | Nevada (United States) | 8762.33 | 16 |
| 78 | Wyoming (United States) | 8387.88 | 8.5 |
| 79 | Indonesia | 8227.73 | 25.08 |
| 80 | Kansas (United States) | 7091.41 | 8.83 |
| 81 | Alabama (United States) | 6363.08 | 14.5 |
| 82 | Nigeria | 6304.5 | 2.33 |
| 83 | Pakistan | 5851.06 | 29.91 |
| 84 | Nebraska (United States) | 5603.58 | 9.5 |
| 85 | Uruguay | 5166.53 | 10.5 |
| 86 | Fiji | 4978.49 | 9 |
| 87 | Slovenia | 4547.66 | 15 |
| 88 | Mississippi (United States) | 4454.91 | 11 |
| 89 | Estonia | 3914.18 | 17.5 |
| 90 | Bulgaria | 3841.08 | 15.5 |
| 91 | West Virginia (United States) | 3713.33 | 8.5 |
| 92 | Delaware (United States) | 3589.43 | 8 |
| 93 | Oklahoma (United States) | 3322.79 | 15 |
| 94 | Luxembourg | 3047.02 | 8.99 |
| 95 | Bolivia | 3024.01 | 8.5 |
| 96 | United Arab Emirates | 2936.41 | 5.5 |
| 97 | Romania | 2671.68 | 22.5 |
| 98 | Iraq | 2668.68 | 0.75 |
| 99 | Tunisia | 2634.27 | 13.33 |
| 100 | Philippines | 2460.25 | 12.16 |
| 101 | Jordan | 2150.5 | 3 |
| 102 | Iceland | 2016.55 | 3.33 |
| 103 | Egypt | 1927.72 | 6.5 |
| 104 | New Mexico (United States) | 1918.99 | 2.66 |
| 105 | Iran | 1844.25 | 7 |
| 106 | Croatia | 1674.33 | 12 |
| 107 | Ethiopia | 1491.91 | 3 |
| 108 | Ukraine | 1377.66 | 9 |
| 109 | Arkansas (United States) | 1336.75 | 4 |
| 110 | Morocco | 1333.5 | 2 |
| 111 | Thailand | 1299.24 | 8.5 |
| 112 | Malawi | 1299 | 2.33 |
| 113 | Maine (United States) | 1248.46 | 3.5 |
| 114 | Latvia | 980 | 2 |
| 115 | Saudi Arabia | 954.33 | 1 |
| 116 | Barbados | 865.5 | 2.83 |
| 117 | Botswana | 853.5 | 2 |
| 118 | Uzbekistan | 752 | 1 |
| 119 | Puerto Rico | 647 | 1 |
| 120 | Alaska (United States) | 594.83 | 3.66 |
| 121 | Serbia | 555 | 6 |
| 122 | Lebanon | 554.5 | 1.83 |
| 123 | Malta | 509.5 | 1 |
| 124 | Venezuela | 460.88 | 4 |
| 125 | Ecuador | 447.5 | 3.75 |
| 126 | Macao | 433 | 2 |
| 127 | Slovakia | 420.5 | 2 |
| 128 | Qatar | 414.21 | 1.33 |
| 129 | Belarus | 393 | 2 |
| 130 | Monaco | 334.66 | 1 |
| 131 | Idaho (United States) | 327.26 | 2 |
| 132 | Kuwait | 306 | 1 |
| 133 | Guatemala | 302.66 | 1.5 |
| 134 | Tanzania | 293.5 | 3.5 |
| 135 | Sri Lanka | 270 | 2 |
| 136 | Martinique | 243.5 | 1 |
| 137 | Uganda | 240.83 | 1.5 |
| 138 | Viet Nam | 230.16 | 2.5 |
| 139 | North Dakota (United States) | 230 | 1 |
| 140 | Montana (United States) | 226.08 | 1.5 |
| 141 | Ghana | 206.5 | 1 |
| 142 | Montenegro | 205 | 1 |
| 143 | Guadeloupe | 165.5 | 1 |
| 144 | Réunion | 151.33 | 2 |
| 145 | Armenia | 130.5 | 0.83 |
| 146 | Burkina Faso | 125.8 | 0.33 |
| 147 | Afghanistan | 104 | 0.25 |
| 148 | Nepal | 98.16 | 2.5 |
| 149 | Costa Rica | 93.5 | 1 |
| 150 | Oman | 78 | 2 |
| 151 | Niue | 77 | 0.5 |
| 152 | Kyrgyzstan | 60.37 | 0.25 |
| 153 | Namibia | 59 | 1 |
| 154 | Lithuania | 56.5 | 1.5 |
| 155 | Algeria | 53 | 1 |
| 156 | Palestinian Authority | 6.75 | 1 |