| Date | Value |
|---|---|
| Jun 2, 2024 17:15 | 1380 ppm |
| Dec 23, 2022 04:01 | 1455 ppm |
| Jul 24, 2022 16:27 | 1470 ppm |
| Jul 17, 2022 16:09 | 1425 ppm |
| Jun 29, 2022 00:15 | 1425 ppm |
| May 15, 2022 16:52 | 1430 ppm |
| Apr 24, 2022 23:40 | 1395 ppm |
| Apr 10, 2022 17:16 | 1470 ppm |
| Apr 7, 2022 00:55 | 1395 ppm |
| Mar 28, 2022 03:09 | 1500 ppm |