| Year | Western | Central | Eastern | Hills | Bundelkhand | State |
| 2001 | 4.3 | 4.1 | 4.3 | 2.5 | 3.1 | 4.0 |
| 2002 | 4.2 | 4.0 | 4.2 | 2.4 | 3.0 | 4.0 |
| 2003 | 4.2 | 4.0 | 4.2 | 2.3 | 2.9 | 3.9 |
| 2004 | 4.0 | 3.9 | 4.0 | 2.2 | 2.7 | 3.8 |
| 2005 | 3.9 | 3.7 | 3.9 | 2.2 | 2.6 | 3.7 |
| 2006 | 3.7 | 3.5 | 3.7 | 2.1 | 2.5 | 3.5 |
| 2007 | 3.5 | 3.4 | 3.5 | 2.1 | 2.4 | 3.3 |
| 2008 | 3.3 | 3.2 | 3.3 | 2.0 | 2.3 | 3.1 |
| 2009 | 3.1 | 3.0 | 3.1 | 2.0 | 2.2 | 2.9 |
| 2010 | 2.8 | 2.8 | 2.8 | 1.9 | 2.2 | 2.8 |
| 2011 | 2.7 | 2.6 | 2.7 | 1.9 | 2.1 | 2.6 |
| 2012 | 2.5 | 2.5 | 2.5 | 1.8 | 2.1 | 2.5 |
| 2013 | 2.4 | 2.4 | 2.4 | 1.8 | 2.0 | 2.3 |
| 2014 | 2.3 | 2.2 | 2.3 | 1.7 | 2.0 | 2.2 |
| 2015 | 2.2 | 2.2 | 2.2 | 1.7 | 1.9 | 2.2 |
| 2016 | 2.1 | 2.1 | 2.1 | 1.6 | 1.9 | 2.1 |