| Date | Value |
|---|---|
| Oct 6, 2024 10:10 | 10 ppm |
| Sep 26, 2024 09:17 | 15 ppm |
| Sep 15, 2024 10:27 | 25 ppm |
| Aug 18, 2024 10:11 | 15 ppm |
| Jul 21, 2024 09:55 | 10 ppm |
| Jun 23, 2024 08:43 | 10 ppm |
| Jun 9, 2024 09:38 | 5 ppm |
| May 26, 2024 09:58 | 2 ppm |
| May 19, 2024 10:00 | 2 ppm |
| May 5, 2024 11:00 | 2 ppm |