我这儿有从IFS上换算下来的数据:
| USA |
| 1980 | 23.93 |
| 1981 | 21.39 |
| 1982 | 20.42 |
| 1983 | 20.08 |
| 1984 | 17.89 |
| 1985 | 15.18 |
| 1986 | 11.05 |
| 1987 | 9.57 |
| 1988 | 7.97 |
| 1989 | 9.18 |
| 1990 | 8.19 |
| 1991 | 7.30 |
| 1992 | 6.56 |
| 1993 | 5.80 |
| 1994 | 6.30 |
| 1995 | 7.02 |
| 1996 | 7.72 |
| 1997 | 8.31 |
| 1998 | 8.75 |
| 1999 | 8.28 |
| 2000 | 8.28 |
| 2001 | 8.64 |
| 2002 | 8.44 |
| 2003 | 7.88 |
| 2004 | 7.68 |
| 2005 | 7.66 |
| 2006 | 7.82 |
Real exchange rate*(Foreign currency to $)= REER (BASED ON REL.CP,serial code: 156..RECZF )/100×Market rate(serial code: 156..RF.ZF.in Year2000,in which REER is 100)
实际汇率可有许多计算方式,根据研究需要。没有定论的。但一般来说大都从IFS上取数据。