| # | Flag | Country | Research and development expenditure (% of GDP)Research and development expenditure (% of GDP) | Year |
|---|---|---|---|---|
| 1 | Israel | 4.25% | 2016 | |
| 2 | South Korea | 4.23% | 2016 | |
| 3 | Switzerland | 3.37% | 2015 | |
| 4 | Sweden | 3.25% | 2016 | |
| 5 | Japan | 3.14% | 2016 | |
| 6 | Austria | 3.09% | 2016 | |
| 7 | Germany | 2.94% | 2016 | |
| 8 | Denmark | 2.87% | 2016 | |
| 9 | Finland | 2.75% | 2016 | |
| 10 | United States | 2.74% | 2016 | |
| 11 | Belgium | 2.49% | 2016 | |
| 12 | France | 2.25% | 2016 | |
| 13 | Singapore | 2.16% | 2014 | |
| 14 | China | 2.11% | 2016 | |
| 15 | Iceland | 2.08% | 2016 | |
| 16 | Netherlands | 2.03% | 2016 | |
| 17 | Norway | 2.03% | 2016 | |
| 18 | Slovenia | 2% | 2016 | |
| 19 | Australia | 1.92% | 2015 | |
| 20 | United Kingdom | 1.69% | 2016 | |
| 21 | Czech Republic | 1.68% | 2016 | |
| 22 | Canada | 1.53% | 2017 | |
| 23 | Malaysia | 1.3% | 2015 | |
| 24 | Italy | 1.29% | 2016 | |
| 25 | Estonia | 1.28% | 2016 | |
| 26 | Brazil | 1.27% | 2016 | |
| 27 | Portugal | 1.27% | 2016 | |
| 28 | New Zealand | 1.26% | 2015 | |
| 29 | Luxembourg | 1.24% | 2016 | |
| 30 | Hungary | 1.21% | 2016 | |
| 31 | Spain | 1.19% | 2016 | |
| 32 | Republic of Ireland | 1.18% | 2016 | |
| 33 | Russia | 1.1% | 2016 | |
| 34 | Greece | 1.01% | 2016 | |
| 35 | Poland | 0.97% | 2016 | |
| 36 | United Arab Emirates | 0.96% | 2016 | |
| 37 | Serbia | 0.93% | 2017 | |
| 38 | Turkey | 0.88% | 2015 | |
| 39 | Faroe Islands | 0.86% | 2003 | |
| 40 | Lithuania | 0.85% | 2016 | |
| 41 | Croatia | 0.85% | 2016 | |
| 42 | Saudi Arabia | 0.82% | 2013 | |
| 43 | Hong Kong | 0.8% | 2017 | |
| 44 | South Africa | 0.8% | 2015 | |
| 45 | Slovakia | 0.79% | 2016 | |
| 46 | Kenya | 0.79% | 2010 | |
| 47 | Thailand | 0.78% | 2016 | |
| 48 | Bulgaria | 0.78% | 2016 | |
| 49 | Senegal | 0.75% | 2015 | |
| 50 | Morocco | 0.71% | 2010 | |
| 51 | Greenland | 0.65% | 2004 | |
| 52 | India | 0.62% | 2015 | |
| 53 | Egypt | 0.61% | 2017 | |
| 54 | Ethiopia | 0.6% | 2013 | |
| 55 | Tunisia | 0.6% | 2016 | |
| 56 | Malta | 0.6% | 2016 | |
| 57 | Belarus | 0.59% | 2017 | |
| 58 | Gabon | 0.58% | 2009 | |
| 59 | Botswana | 0.54% | 2013 | |
| 60 | Algeria | 0.53% | 2017 | |
| 61 | Argentina | 0.53% | 2016 | |
| 62 | Tanzania | 0.53% | 2013 | |
| 63 | Qatar | 0.51% | 2015 | |
| 64 | Cyprus | 0.5% | 2016 | |
| 65 | Mexico | 0.49% | 2016 | |
| 66 | Romania | 0.48% | 2016 | |
| 67 | Costa Rica | 0.46% | 2016 | |
| 68 | Ukraine | 0.45% | 2017 | |
| 69 | Latvia | 0.44% | 2016 | |
| 70 | Ecuador | 0.44% | 2014 | |
| 71 | Vietnam | 0.44% | 2015 | |
| 72 | Puerto Rico | 0.43% | 2015 | |
| 73 | Uruguay | 0.41% | 2016 | |
| 74 | American Samoa | 0.39% | 2006 | |
| 75 | Ghana | 0.38% | 2010 | |
| 76 | Montenegro | 0.37% | 2015 | |
| 77 | Chile | 0.36% | 2016 | |
| 78 | Republic of Macedonia | 0.35% | 2017 | |
| 79 | Cuba | 0.35% | 2016 | |
| 80 | Namibia | 0.34% | 2014 | |
| 81 | Mozambique | 0.34% | 2015 | |
| 82 | Jordan | 0.33% | 2016 | |
| 83 | Saint Lucia | 0.33% | 1999 | |
| 84 | Chad | 0.32% | 2016 | |
| 85 | Nepal | 0.3% | 2010 | |
| 86 | Moldova | 0.3% | 2017 | |
| 87 | Georgia | 0.3% | 2016 | |
| 88 | Sudan | 0.3% | 2005 | |
| 89 | Mali | 0.29% | 2017 | |
| 90 | Zambia | 0.28% | 2008 | |
| 91 | Togo | 0.27% | 2014 | |
| 92 | Swaziland | 0.27% | 2015 | |
| 93 | Guam | 0.26% | 2005 | |
| 94 | Iran | 0.25% | 2013 | |
| 95 | Pakistan | 0.25% | 2015 | |
| 96 | Colombia | 0.24% | 2017 | |
| 97 | Armenia | 0.23% | 2017 | |
| 98 | Burkina Faso | 0.22% | 2014 | |
| 99 | Oman | 0.22% | 2017 | |
| 100 | Seychelles | 0.22% | 2016 | |
| 101 | Bermuda | 0.22% | 2015 | |
| 102 | Nigeria | 0.22% | 2007 | |
| 103 | Bosnia and Herzegovina | 0.2% | 2017 | |
| 104 | Uzbekistan | 0.19% | 2017 | |
| 105 | Azerbaijan | 0.19% | 2017 | |
| 106 | Mauritius | 0.18% | 2012 | |
| 107 | Macao | 0.17% | 2017 | |
| 108 | Uganda | 0.17% | 2014 | |
| 109 | Myanmar | 0.16% | 2002 | |
| 110 | Bolivia | 0.16% | 2009 | |
| 111 | Albania | 0.15% | 2008 | |
| 112 | Paraguay | 0.15% | 2016 | |
| 113 | El Salvador | 0.15% | 2016 | |
| 114 | Kazakhstan | 0.14% | 2016 | |
| 115 | Philippines | 0.14% | 2013 | |
| 116 | Mongolia | 0.13% | 2017 | |
| 117 | Gambia | 0.13% | 2011 | |
| 118 | Burundi | 0.12% | 2011 | |
| 119 | Peru | 0.12% | 2017 | |
| 120 | Saint Vincent and the Grenadines | 0.12% | 2002 | |
| 121 | Venezuela | 0.12% | 2016 | |
| 122 | Cambodia | 0.12% | 2015 | |
| 123 | Tajikistan | 0.12% | 2017 | |
| 124 | Kyrgyzstan | 0.11% | 2017 | |
| 125 | Sri Lanka | 0.11% | 2015 | |
| 126 | Nicaragua | 0.11% | 2015 | |
| 127 | Bahrain | 0.1% | 2014 | |
| 128 | Trinidad and Tobago | 0.09% | 2016 | |
| 129 | Indonesia | 0.08% | 2013 | |
| 130 | Kuwait | 0.08% | 2017 | |
| 131 | Democratic Republic Of Congo | 0.08% | 2009 | |
| 132 | Cape Verde | 0.07% | 2011 | |
| 133 | Panama | 0.06% | 2013 | |
| 134 | Jamaica | 0.06% | 2002 | |
| 135 | Lesotho | 0.05% | 2015 | |
| 136 | Iraq | 0.04% | 2017 | |
| 137 | Monaco | 0.04% | 2005 | |
| 138 | Laos | 0.04% | 2002 | |
| 139 | Brunei | 0.04% | 2004 | |
| 140 | Papua New Guinea | 0.03% | 2016 | |
| 141 | Guatemala | 0.03% | 2015 | |
| 142 | Virgin Islands (US) | 0.03% | 2007 | |
| 143 | Honduras | 0.01% | 2015 | |
| 144 | Madagascar | 0.01% | 2017 | |
| 145 | Syria | 0.01% | 2015 |