| Period | Index | Previous Year | Previous Month |
|---|---|---|---|
| August, 2013 | 93.5 | 1.5% | 0.0% |
| July, 2013 | 93.5 | 2.0% | 0.4% |
| June, 2013 | 93.1 | 1.9% | 0.1% |
| May, 2013 | 93.0 | 1.6% | 0.4% |
| April, 2013 | 92.6 | 1.1% | -0.4% |
| March, 2013 | 93.0 | 1.4% | 0.4% |
| February, 2013 | 92.6 | 1.5% | 0.5% |
| January, 2013 | 92.1 | 1.7% | -0.4% |
| December, 2012 | 92.5 | 2.0% | 0.3% |
| November, 2012 | 92.2 | 1.9% | 0.0% |