Costco Wholesale Corporation reported net sales of $9.31 billion for the month of September, an increase of 8 percent from $8.61 billion during the similar period last year.

This year's five-week period includes week 53 of the Company's 53-week fiscal year 2012, and the first four weeks of its fiscal year 2013. Last year's five-week period includes the first five weeks of the Company's fiscal year 2012.:

Comparable sales for this period were as follows:

    5 Weeks
     
U.S.   6%
International   7%
     
Total Company   6%


Inflation in gasoline prices had a positive impact on comparable sales for the five-week period; foreign currencies also had a positive impact for the period. Excluding these effects, comparable sales for the period were as follows:
       

    5 Weeks
     
U.S.   5%
International   6%
     
Total Company   5%


The company had earlier reported its August sales results including the first 52 weeks of its 53-week fiscal year 2012. Final net sales for the 53-week fiscal year 2012 ended September 2, 2012 were $97.06 billion, an increase of 12% from $87.05 billion during the 52-week fiscal year 2011. Net sales for the 17-week fiscal fourth quarter ended September 2, 2012, were $31.52 billion, an increase of 14% from $27.59 billion during the 16-week fiscal fourth quarter of fiscal 2011.

Comparable sales for the 17-week fourth quarter and the 53-week fiscal year 2012, using comparable sales periods as well as comparable warehouses (those open for a year or more), were as follows:
     

    17 Weeks   53 Weeks
         
U.S.   6%   7%
International   2%   6%
         
Total Company   5%   7%

Inflation in gasoline prices had a slightly negative impact
on comparable sales for the 17-week period and a positive impact for the
53-week period. Foreign currencies had a negative impact for both
periods. Excluding these effects, comparable sales were as follows:

    17 Weeks   53 Weeks
         
U.S.   6%   6%
International   7%   8%
         
Total Company   6%   6%