| Дата | Значение | Изменение, % |
|---|---|---|
| 2012 | 3 364,00 | -9,86% |
| 2011 | 3 732,00 | -8,84% |
| 2010 | 4 094,00 | -7,98% |
| 2009 | 4 449,00 | -0,82% |
| 2008 | 4 486,00 | 7,53% |
| 2007 | 4 172,00 | -4,90% |
| 2006 | 4 387,00 | -2,55% |
| 2005 | 4 502,00 | -2,53% |
| 2004 | 4 619,00 | -1,51% |
| 2003 | 4 690,00 | -0,53% |
| 2002 | 4 715,00 | -1,22% |
| 2001 | 4 773,00 |