求美国历年利率~ ~

1991.04.30 -25 5.75% 2000.02.02 +25 5.75%

1991.08.06 -25 5.50% 2000.03.21 +25 6.00%

1991.09.13 -25 5.25% 2000.05.16 +50 6.50%

1991.10.31 -25 5.00% 2001.01.03 -50 6.00%

1991.11.06 -25 4.75% 2001.01.31 -50 5.50%

1991.12.06 -25 4.50% 2001.03.20 -50 5.00%

1991.12.20 -50 4.00% 2001.04.18 -50 4.50%

1992.04.09 -25 3.75% 2001.05.15 -50 4.00%

1992.07.02 -50 3.25% 2001.06.27 -25 3.75%

1992.09.04 -25 3.00% 2001.08.21 -25 3.50%

1994.02.04 +25 3.25% 2001.09.17 -50 3.00%

1994.03.22 +25 3.50% 2001.10.02 -50 2.50%

1994.04.18 +25 3.75% 2001.11.06 -50 2.00%

1994.05.17 +50 4.25% 2001.12.12 -25 1.75%

1994.08.16 +50 4.75% 2002.11.06 -50 1.25%

1994.11.15 +75 5.50% 2003.06.25 -25 1.00%

1995.02.01 +50 6.00% 2004.06.30 +25 1.25%

1995.07.06 -25 5.75% 2004.08.10 +25 1.50%

1995.12.19 -25 5.50% 2004.09.21 +25 1.75%

1996.01.31 -25 5.25% 2004.11.10 +25 2.00%

1997.03.25 +25 5.50% 2004.12.14 +25 2.25%

1998.09.29 -25 5.25% 2005.02.02 +25 2.50%

1998.10.15 -25 5.00% 2005.03.22 +25 2.75%

1998.11.17 -25 4.75% 2005.05.03 +25 3.00%

1999.06.30 +25 5.00% 2005.07.01 +25 3.25%

1999.08.24 +25 5.25% 2005.08.10 +25 3.50%

1999.11.16 +25 5.50% 2005.09.21 +25 3.75%

2005.11.12 +25 4.00%

2005.12.13 +25 4.25%

2006.02.01 +25 4.50%