Purchasing power parities (PPP) conversion factor, local currency unit to international dollar
| Year | Value | Footnotes |
|---|---|---|
| 1990 | 522.08 | |
| 1991 | 559.6 | |
| 1992 | 588.37 | |
| 1993 | 613.96 | |
| 1994 | 659.44 | |
| 1995 | 686.91 | |
| 1996 | 717.94 | |
| 1997 | 748.63 | |
| 1998 | 787.86 | |
| 1999 | 797.02 | |
| 2000 | 824.3 | |
| 2001 | 844.06 | |
| 2002 | 871.6 | |
| 2003 | 881.1 | |
| 2004 | 886.22 | |
| 2005 | 879.37 | |
| 2006 | 873.59 | |
| 2007 | 867.14 | |
| 2008 | 882.09 | |
| 2009 | 903.08 |
