| Date | Value |
|---|---|
| Feb 21, 2013 22:15 | 8.2 pH |
| Jan 28, 2013 17:18 | 8.3 pH |
| Dec 30, 2012 20:11 | 8.2 pH |
| Dec 6, 2012 14:00 | 8.35 pH |
| Nov 29, 2012 14:51 | 8.4 pH |
| Nov 19, 2012 16:57 | 8.5 pH |
| Nov 15, 2012 19:30 | 8.6 pH |
| Aug 20, 2012 13:55 | 8.7 pH |
| Aug 17, 2012 13:31 | 8.7 pH |
| Aug 15, 2012 18:14 | 8.7 pH |
| Aug 12, 2012 18:54 | 8.68 pH |
| Aug 11, 2012 14:23 | 8.6 pH |
| Aug 6, 2012 23:33 | 8.38 pH |
| Aug 4, 2012 20:15 | 8.28 pH |