Quarter	US dollars
1999-09-30	723
1999-12-31	675
2000-03-31	694
2000-06-30	718
2000-09-30	652
2000-12-31	673
2001-03-31	671
2001-06-30	691
2001-09-30	628
2001-12-31	699
2002-03-31	686
2002-06-30	638
2002-09-30	612
2002-12-31	600
2003-03-31	673
2003-06-30	662
2003-09-30	636
2003-12-31	671
2004-03-31	687
2004-06-30	798
2004-09-30	899