Quarterly Sales Estimates for PRA
| 03-2007 | 186.3 | 133.8 | 166.803 | 0 | 4/26/2007 |
| 06-2007 | 182.3 | 99.2 | 153.77 | 47.275 | 5/11/2007 |
| 09-2007 | 193.77 | 181.22 | 188.363 | 6.452 | 10/12/2007 |
| 12-2007 | 199.4 | 175.62 | 184.913 | 12.712 | 1/17/2008 |
| 03-2008 | 165.28 | 158.68 | 161.98 | 4.666 | 2/28/2008 |
| 06-2008 | 161.67 | 161.09 | 161.38 | 0.41 | 7/29/2008 |
| 09-2008 | 160.93 | 149.9 | 153.946 | 4.351 | 10/29/2008 |
| 12-2008 | 158.1 | 144.78 | 149.363 | 4.589 | 1/6/2009 |
| 03-2009 | 143.4 | 139.34 | 141.544 | 1.298 | 4/20/2009 |
| 06-2009 | 164.89 | 140.9 | 149.473 | 10.246 | 7/27/2009 |
| 09-2009 | 169.83 | 154.1 | 161.84 | 6.241 | 10/13/2009 |
| 12-2009 | 179.662 | 160.3 | 168.149 | 7.081 | 2/11/2010 |
| 03-2010 | 171.5 | 159.63 | 167.809 | 4.881 | 4/13/2010 |
| 06-2010 | 176.3 | 166.165 | 169.689 | 3.678 | 7/20/2010 |
| 09-2010 | 170 | 160.1 | 165.003 | 4.29 | 10/28/2010 |
| 12-2010 | 168.218 | 130.78 | 157.468 | 13.462 | 2/22/2011 |
| 03-2011 | 190.16 | 162.78 | 172.491 | 9.886 | 4/18/2011 |