| Date | Value |
|---|---|
| Jun 12, 2015 21:09 | 0.00 ppm |
| May 2, 2015 01:14 | 0.00 ppm |
| Apr 24, 2015 21:10 | 0.00 ppm |
| Apr 18, 2015 20:03 | 0.00 ppm |
| Mar 29, 2015 02:46 | 0.00 ppm |
| Mar 21, 2015 01:27 | 0.00 ppm |
| Jan 9, 2015 22:40 | 0.00 ppm |
| Dec 12, 2014 19:08 | 0.00 ppm |
| Dec 6, 2014 23:03 | 0.00 ppm |
| Nov 29, 2014 16:44 | 0.00 ppm |
| Nov 12, 2014 18:00 | 0.00 ppm |