Quarter	US dollars
1999-09-30	1961
1999-12-31	1844
2000-03-31	1780
2000-06-30	1852
2000-09-30	1820
2000-12-31	2011
2001-03-31	1874
2001-06-30	1815
2001-09-30	1658
2001-12-31	1710
2002-03-31	1431
2002-06-30	1434
2002-09-30	1422
2002-12-31	1523
2003-03-31	1663
2003-06-30	1873
2003-09-30	1889
2003-12-31	2217
2004-03-31	2457
2004-06-30	2276
2004-09-30	2459