Date	Rate
2002/5/14	2.245
2002/5/13	2.204
2002/5/10	2.202
2002/5/9	2.203
2002/5/8	2.199
2002/5/7	2.195
2002/5/6	2.207
2002/5/3	2.256
2002/5/2	2.269