Level History of Oxygen
| Level | Date |
|---|---|
| 14 | 2016-07-23 12:07:08 |
| 13 | 2016-01-20 04:56:17 |
| 12 | 2016-01-20 04:47:40 |
| 11 | 2016-01-20 04:40:59 |
| 10 | 2016-01-20 04:37:26 |
| 9 | 2016-01-20 04:34:07 |
| 8 | 2016-01-20 04:32:09 |
| 7 | 2016-01-20 04:23:05 |
| 6 | 2016-01-20 04:16:06 |
| 5 | 2016-01-20 04:13:20 |
| 4 | 2016-01-20 04:11:18 |
| 3 | 2016-01-20 04:08:28 |
| 2 | 2016-01-20 04:07:48 |