Table 2.

Times of sample collections and Salmonella detection in the region

Month	No. of samples tested	No. of samples positive for Salmonella	% positive
May 2008	20	0	0
August 2008	9	0	0
September 2008	500	1	0.2
October 2008	154	1	0.65
November 2008	95	2	2.1
December 2008	420	2	0.5
January 2009	177	5	2.8
February 2009	124	0	0
March 2009	402	11	2.7
April 2009	429	26	6.1
May 2009	70	7	10.0
June 2009	1	0	0