1999	2000	2001	2002
January	11,337	9,399	11,794	9,030
February	10,671	11,299	11,486	10,533
March	12,580	12,939	11,316	13,482
April	10,803	11,857	11,694	10,903
May	8,630	9,504	8,914	9,841
June	7,833	9,183	8,003	8,004
July	9,409	9,747	8,919	9,835
August	11,777	10,350	9,710	11,132
September	4,873	3,661	3,241	3,767
October	5,801	5,302	4,354	5,850
November	5,592	8,259	7,103	8,445
December	7,423	10,969	8,440	10,296