Your source's analysis reflects the years 2000-2010, while the citation given for Wikipedia's article is based upon numbers provided to the New York Times for the years 1991-2006 (which included a nine-fold increase in the number of cases filed during the years 2002-2006).
Your source's analysis reflects the years 2000-2010, while the citation given for Wikipedia's article is based upon numbers provided to the New York Times for the years 1991-2006 (which included a nine-fold increase in the number of cases filed during the years 2002-2006).
http://www.nytimes.com/2006/09/24/business/24ward.html