1999 2000 2001
January       4,963      3,611      4,504
February       5,524      4,435      5,552
March       5,908      4,787      5,594
April       5,050      4,821      6,054
May       3,744      3,694      3,965
June       3,138      3,390      3,498
July       4,034      3,836      4,295
August       3,806      3,498      4,016
September       1,765      1,031         907
October       2,370      1,650      1,596
November       2,632      3,536      3,291
December       3,848      5,500      4,693
    46,782     43,789     47,965