Purchasing power parities (PPP) conversion factor, local currency unit to international dollar
| Year | Value | Footnotes |
|---|---|---|
| 1990 | 210.16 | |
| 1991 | 262.86 | |
| 1992 | 324.08 | |
| 1993 | 385.42 | |
| 1994 | 461.45 | |
| 1995 | 542.64 | |
| 1996 | 636.83 | |
| 1997 | 737.21 | |
| 1998 | 861.51 | |
| 1999 | 934.75 | |
| 2000 | 987.59 | |
| 2001 | 1036.98 | |
| 2002 | 1085.62 | |
| 2003 | 1137.22 | |
| 2004 | 1172.96 | |
| 2005 | 1191.74 | |
| 2006 | 1204.1 | |
| 2007 | 1235.6 | |
| 2008 | 1273.18 | |
| 2009 | 1331.43 |
