The following table summarizes all of our customers that individually account for at least 10 percent of revenue and their corresponding percent of gross trade receivables. The customers in the table below are primarily serviced through our Pharmaceutical segment.
|
| | | | | | | | | | | | | | |
| Percent of Revenue | | Percent of Gross Trade Receivables at June 30 |
| 2013 | | 2012 | | 2011 | | 2013 | | 2012 |
CVS Caremark Corporation | 23 | % | | 22 | % | | 22 | % | | 19 | % | | 19 | % |
Walgreen Co. | 20 | % | | 21 | % | | 23 | % | | 24 | % | | 25 | % |
