Date	Rate
2008/7/22	2.166
2008/7/21	2.168
2008/7/18	2.169
2008/7/17	2.167
2008/7/16	2.170
2008/7/15	2.168
2008/7/14	2.152
2008/7/11	2.161
2008/7/10	2.175
2008/7/9	2.167
2008/7/8	2.173
2008/7/7	2.174
2008/7/4	2.168
2008/7/3	2.155
2008/7/2	2.158
2008/7/1	2.168
2008/6/30	2.155
2008/6/27	2.154
2008/6/26	2.102
2008/6/25	2.100