| Дата | Значение | Изменение, % |
|---|---|---|
| 2012 | 4 549,8 | -3,36% |
| 2011 | 4 708,0 | 19,02% |
| 2010 | 3 955,6 | 16,31% |
| 2009 | 3 400,9 | -27,84% |
| 2008 | 4 713,0 | 11,31% |
| 2007 | 4 234,2 | 32,77% |
| 2006 | 3 189,0 | 0,90% |
| 2005 | 3 160,7 | -8,00% |
| 2004 | 3 435,5 | 9,95% |
| 2003 | 3 124,6 | 17,33% |
| 2002 | 2 663,2 | 3,13% |
| 2001 | 2 582,4 |