The horizontal line graph presents trends for special protocol assessments for FY 2001 through FY 2005. The scale is in increments of 100 with a ceiling of 400. It indicates that during FY 2002 the number of special protocol assessments nearly doubled over the FY 2001 level of 125. Over the following three years, the number of special protocol assessments continued to increase significantly, but at a slower rate than the FY 2002 level. By the end of FY 2005, the number of special protocol assessments reached nearly 400.