| Date | Value |
|---|---|
| Jan 19, 2016 19:52 | 0.00 ppm |
| Sep 27, 2014 16:52 | 0.00 ppm |
| Jun 26, 2014 15:04 | 0.00 ppm |
| May 31, 2014 21:22 | 0.00 ppm |
| Apr 13, 2014 13:34 | 0.00 ppm |
| Mar 24, 2014 16:49 | 0.00 ppm |
| Jan 11, 2014 12:53 | 0.00 ppm |
| Dec 16, 2013 08:56 | 0.00 ppm |
| Nov 30, 2013 16:50 | 0.00 ppm |
| Nov 15, 2013 23:37 | 0.00 ppm |
| Oct 18, 2013 00:00 | 0.00 ppm |