| Дата | Значение | Изменение , % |
|---|---|---|
| 2012 | 2 658,88 | 0,44% |
| 2011 | 2 647,28 | 14,85% |
| 2009 | 2 305,00 | 7,36% |
| 2007 | 2 146,89 | 11,53% |
| 2005 | 1 925,00 | 7,06% |
| 2003 | 1 798,00 | 20,43% |
| 2002 | 1 493,00 | -5,03% |
| 2001 | 1 572,00 | 3,83% |
| 2000 | 1 514,00 | -12,59% |
| 1999 | 1 732,00 | 2,03% |
| 1998 | 1 697,55 | 3,99% |
| 1997 | 1 632,43 |