Purchasing power parities (PPP) conversion factor, local currency unit to international dollar
| Year | Value | Footnotes |
|---|---|---|
| 1990 | 4.9 | 1 |
| 1991 | 6.92 | 1 |
| 1992 | 7 | 1 |
| 1993 | 7.16 | 1 |
| 1994 | 7.55 | 1 |
| 1995 | 8.27 | 1 |
| 1996 | 8.46 | 1 |
| 1997 | 8.96 | 1 |
| 1998 | 9.25 | 1 |
| 1999 | 9.63 | 1 |
| 2000 | 10.04 | 1 |
| 2001 | 10.63 | 1 |
| 2002 | 11.01 | 1 |
| 2003 | 13.72 | 1 |
| 2004 | 20.24 | 1 |
| 2005 | 20.4 | 1 |
| 2006 | 21.25 | 1 |
| 2007 | 21.94 | 1 |
| 2008 | 23.37 | 1 |
| 2009 | 23.79 | 1 |
Footnotes:
- Estimates are based on regression.
