零售行业的公司财报周期：一般以临近1月的前53或者52周为一个完整的财年We operate on a fiscal calendar widely used by the retail industry that results in a given fiscal year consisting of a 52- or 53-week period ending on the Saturday closest to January 31 of the following year. References to “fiscal year 2011” or “fiscal 2011” refer to the fiscal year ended January 28, 2012, references to “fiscal year 2010” or “fiscal 2010” refer to the fiscal year ended January 29, 2011 and references to “fiscal year 2009” or “fiscal 2009” refer to the fiscal year ended January 30, 2010. Each of fiscal years 2011, 2010 and 2009 consisted of a 52-week period. The quarterly reporting periods contained in the unaudited financial statements included in this prospectus consist of 13-week periods ended on April 28, 2012 and April 30, 2011.