Quarter	US dollars
1999-09-30	157192
1999-12-31	154675
2000-03-31	180738
2000-06-30	189898
2000-09-30	202895
2000-12-31	217186
2001-03-31	225362
2001-06-30	225754
2001-09-30	236978
2001-12-31	223789
2002-03-31	238530
2002-06-30	267376
2002-09-30	282000
2002-12-31	265722
2003-03-31	260533
2003-06-30	267023
2003-09-30	267039
2003-12-31	288474
2004-03-31	310186
2004-06-30	343070
2004-09-30	360304