Producer Price Index (PPI)
| June 2008 | 44.41% | Mon, Jun 30th, 2008 |
| May 2008 | 35.51% | Fri, May 30th, 2008 |
| April 2008 | 35.39% | Wed, Apr 30th, 2008 |
| March 2008 | 38.29% | Mon, Mar 31st, 2008 |
| June 2008 | 44.41% | Mon, Jun 30th, 2008 |
| May 2008 | 35.51% | Fri, May 30th, 2008 |
| April 2008 | 35.39% | Wed, Apr 30th, 2008 |
| March 2008 | 38.29% | Mon, Mar 31st, 2008 |