| Year | 8 countries of southern Asia | 19 economies in Central and Eastern Europe | 11 economies in Southeast Asia | 5 economies in Central Asia | Russia and Mongolia | 19 economies in West Asia and Mid-East |
| 2003 | 0.0004 | 0.0014 | 0.0163 |
| 0.0010 | 0.0022 |
| 2004 | 0.0010 | 0.0024 | 0.0171 |
| 0.0021 | 0.0027 |
| 2005 | 0.0007 | 0.0017 | 0.0126 |
| 0.0011 | 0.0022 |
| 2006 | 0.0010 | 0.0013 | 0.0153 |
| 0.0009 | 0.0026 |
| 2007 | 0.0005 | 0.0012 | 0.0144 |
| 0.0006 | 0.0034 |
| 2008 | 0.0010 | 0.0010 | 0.0097 | 0.0002 | 0.0006 | 0.0042 |
| 2009 | 0.0007 | 0.0005 | 0.0108 | 0.0000 | 0.0004 | 0.0031 |
| 2010 | 0.0006 | 0.0007 | 0.0078 | 0.0001 | 0.0003 | 0.0060 |
| 2011 | 0.0004 | 0.0006 | 0.0053 | 0.0001 | 0.0002 | 0.0014 |
| 2012 | 0.0004 | 0.0005 | 0.0051 | 0.1919 | 0.0002 | 0.0020 |
| 2013 | 0.0004 | 0.0003 | 0.0059 | 0.0003 | 0.0002 | 0.0015 |
| 2014 | 0.0005 | 0.0003 | 0.0015 | 0.0001 | 0.0003 | 0.0008 |