| Date | Hour count |
|---|---|
| 20171210 | 1.6 |
| 20171217 | 11.5 |
| 20181217 | 488.9 100W installed 20181222 |
| 20191216 | 1026.3 |
| 20200113 | 1055.7 |
| 20200215 | 1083.6 |
| 20200516 | 1170.0 |
| 20200620 | 1220.1 |
| 20200815 | 1288.5 |
| 20200919 | 1318.25 tube dying: now under 50% original power |
| 20201017 | 1341.5 |
| 20201121 | 1388.4 |
| 20201219 | 1441.1 |
| 20210116 | 1472.7 |
| 20210220 | 1500.5 |