List of countries by research and development spending List List

| Rank_ | Country_Region | Expenditures_on_R_D_billions_of_US_PPP_ | _of_GDP_PPP | Year_ |
|---|---|---|---|---|
| 20 | Switzerland | 7.5 | 2.3% | 2011 |
| 21 | Belgium | 6.9 | 1.7% | 2011 |
| 22 | Turkey | 6.9 | 0.7% | 2011 |
| 23 | Poland | 6.9 | 0.9% | 2011 |
| 24 | Mexico | 6.4 | 0.4% | 2011 |
| 25 | Finland | 6.3 | 3.1% | 2011 |
| 26 | Singapore | 6.3 | 2.2% | 2011 |
| 27 | Denmark | 5.1 | 2.4% | 2011 |
| 28 | Norway | 4.2 | 1.6% | 2011 |
| 29 | Czech Republic | 3.8 | 1.4% | 2011 |
| 30 | South Africa | 3.7 | 0.7% | 2011 |
| 31 | Iran | 3.5 | 0.42% | 2012 |
| 32 | Portugal | 2.8 | 1.2% | 2011 |
| 33 | Ukraine | 2.75 | 0.85% | 2007 |
| 34 | Pakistan | 2.73 | 0.67% | 2007 |
| 35 | Argentina | 2.7 | 0.4% | 2011 |
| 36 | Ireland | 2.6 | 1.4% | 2011 |
| 37 | Malaysia | 2.6 | 0.63% | 2010 |
| 38 | Saudi Arabia | 1.8 | 0.25% | 2012 |
| 39 | Greece | 1.7 | 0.6% | 2011 |