| IIT China | IM China | XM China | ITT Kazakhstan | IM Kazakhstan | XM Kazakhstan |
2002 | 0.450217 | 0.064996 | 0.026792 | 0.246683 | 0.003652 | 0.026797 |
2003 | 0.489127 | 0.070624 | 0.032330 | 0.266458 | 0.004439 | 0.032339 |
2004 | 0.488749 | 0.075759 | 0.040313 | 0.327949 | 0.005445 | 0.040324 |
2005 | 0.471896 | 0.084701 | 0.048202 | 0.326809 | 0.005871 | 0.048216 |
2006 | 0.483336 | 0.090934 | 0.059411 | 0.322087 | 0.006313 | 0.059435 |
2007 | 0.495634 | 0.096439 | 0.073375 | 0.341643 | 0.007262 | 0.073407 |
2008 | 0.524740 | 0.101096 | 0.094052 | 0.395501 | 0.008679 | 0.094093 |
2009 | 0.564331 | 0.102703 | 0.080670 | 0.273443 | 0.007785 | 0.080718 |
2010 | 0.566717 | 0.110706 | 0.110292 | 0.267302 | 0.007142 | 0.110373 |
2011 | 0.548899 | 0.114475 | 0.153866 | 0.229730 | 0.008622 | 0.154066 |
2012 | 0.592605 | 0.119905 | 0.179781 | 0.236749 | 0.009311 | 0.180042 |
2013 | 0.581297 | 0.122532 | 0.229531 | 0.269518 | 0.007625 | 0.229694 |
2014 | 0.578104 | 0.130130 | 0.291449 | 0.282957 | 0.007383 | 0.291580 |
2015 | 0.520119 | 0.136410 | 0.340449 | 0.310943 | 0.005919 | 0.340512 |
2016 | 0.457699 | 0.133820 | 0.490259 | 0.325280 | 0.005299 | 0.490246 |
2017 | 0.362714 | 0.139754 | 0.565213 | 0.334866 | 0.006960 | 0.534972 |