Question: Compute all the ratios for at least two years. You are to use the financial statement figures found in the Annual Report (Item 8 to the Form 10-K) of the company. The applicable Form 10-K is located at the "Company Reports" . You should also comment or explain any material changes between the ratios for the applicable two years. See also Item 7 to the Form 10-K (Management's Discussion and Analysis and explanation of trends or other anomalies.
See Report of independent registered public accounting firm of year 2010 and 2011