Table 3. The numbers of men and women, who participated in the CSI per year of screening.

	Men yes	Men no	participation rate (%)	Women Yes	Women no	participation rate (%)
2008	13176	109847	10.7	28853	104932	21.6
2009	10625	138285	7.1	24201	135088	15.2
2010	8722	144721	5.7	20610	142234	12.7
2011	1152	44135	2.5	2962	43159	6.4

The total numbers of men and women differ between years, mainly because both in 2008 and in 2011 the CSI program did not run during the whole year.