| Дата | Значение | Изменение, % |
|---|---|---|
| 2005 | 33 366,00 | 2,84% |
| 2004 | 32 444,00 | 3,32% |
| 2003 | 31 400,00 | -3,93% |
| 2002 | 32 684,00 | 1,51% |
| 2001 | 32 198,00 | 3,09% |
| 2000 | 31 232,00 | 2,03% |
| 1999 | 30 612,00 | 0,54% |
| 1998 | 30 449,00 | 2,60% |
| 1997 | 29 677,00 | 2,51% |
| 1996 | 28 950,00 | 2,47% |
| 1995 | 28 253,00 | 7,75% |
| 1990 | 26 220,00 |