| TIME | Dec 14 | Dec 15 | Dec 16 | Dec 17 | Dec 18 | Dec 19 | Dec 20 | Dec 21 |
|---|---|---|---|---|---|---|---|---|
| 00:00 AKST | 20.78P | 20.73P | 20.66P | 20.63P | 20.59P | 20.56P | 20.52P | |
| 00:15 AKST | 20.78P | 20.74P | 20.67P | 20.63P | 20.59P | 20.56P | ||
| 00:30 AKST | 20.77P | 20.74P | 20.67P | 20.63P | 20.59P | 20.56P | ||
| 00:45 AKST | 20.78P | 20.73P | 20.67P | 20.63P | 20.59P | 20.56P | ||
| 01:00 AKST | 20.78P | 20.73P | 20.66P | 20.63P | 20.58P | 20.55P | ||
| 01:15 AKST | 20.77P | 20.74P | 20.66P | 20.63P | 20.58P | 20.55P | ||
| 01:30 AKST | 20.77P | 20.73P | 20.66P | 20.63P | 20.58P | 20.55P | ||
| 01:45 AKST | 20.77P | 20.73P | 20.66P | 20.63P | 20.58P | 20.55P | ||
| 02:00 AKST | 20.78P | 20.73P | 20.66P | 20.63P | 20.58P | 20.55P | ||
| 02:15 AKST | 20.78P | 20.73P | 20.66P | 20.62P | 20.58P | 20.55P | ||
| 02:30 AKST | 20.77P | 20.73P | 20.66P | 20.63P | 20.58P | 20.55P | ||
| 02:45 AKST | 20.77P | 20.73P | 20.71P | 20.66P | 20.63P | 20.58P | 20.55P | |
| 03:00 AKST | 20.77P | 20.73P | 20.71P | 20.66P | 20.63P | 20.58P | 20.55P | |
| 03:15 AKST | 20.78P | 20.73P | 20.66P | 20.62P | 20.58P | 20.55P | ||
| 03:30 AKST | 20.77P | 20.73P | 20.71P | 20.66P | 20.62P | 20.58P | 20.55P | |
| 03:45 AKST | 20.77P | 20.72P | 20.71P | 20.66P | 20.62P | 20.58P | 20.55P | |
| 04:00 AKST | 20.77P | 20.72P | 20.71P | 20.66P | 20.63P | 20.58P | 20.55P | |
| 04:15 AKST | 20.77P | 20.73P | 20.66P | 20.62P | 20.58P | 20.55P | ||
| 04:30 AKST | 20.77P | 20.73P | 20.71P | 20.66P | 20.62P | 20.58P | 20.55P | |
| 04:45 AKST | 20.77P | 20.72P | 20.71P | 20.66P | 20.62P | 20.58P | 20.54P | |
| 05:00 AKST | 20.77P | 20.73P | 20.70P | 20.66P | 20.62P | 20.58P | 20.55P | |
| 05:15 AKST | 20.77P | 20.72P | 20.71P | 20.65P | 20.62P | 20.58P | 20.54P | |
| 05:30 AKST | 20.77P | 20.72P | 20.70P | 20.66P | 20.62P | 20.58P | 20.54P | |
| 05:45 AKST | 20.77P | 20.73P | 20.70P | 20.66P | 20.62P | 20.57P | 20.54P | |
| 06:00 AKST | 20.77P | 20.72P | 20.70P | 20.65P | 20.62P | 20.58P | 20.54P | |
| 06:15 AKST | 20.76P | 20.72P | 20.70P | 20.66P | 20.62P | 20.58P | 20.54P | |
| 06:30 AKST | 20.77P | 20.73P | 20.71P | 20.65P | 20.62P | 20.58P | 20.54P | |
| 06:45 AKST | 20.77P | 20.72P | 20.70P | 20.65P | 20.62P | 20.58P | 20.54P | |
| 07:00 AKST | 20.77P | 20.73P | 20.70P | 20.65P | 20.62P | 20.58P | 20.54P | |
| 07:15 AKST | 20.77P | 20.72P | 20.70P | 20.66P | 20.62P | 20.58P | 20.54P | |
| 07:30 AKST | 20.77P | 20.72P | 20.70P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 07:45 AKST | 20.77P | 20.72P | 20.70P | 20.65P | 20.62P | 20.57P | 20.53P | |
| 08:00 AKST | 20.77P | 20.72P | 20.70P | 20.65P | 20.62P | 20.57P | 20.53P | |
| 08:15 AKST | 20.77P | 20.72P | 20.70P | 20.65P | 20.62P | 20.57P | 20.54P | |
| 08:30 AKST | 20.76P | 20.72P | 20.70P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 08:45 AKST | 20.76P | 20.73P | 20.70P | 20.65P | 20.62P | 20.57P | 20.53P | |
| 09:00 AKST | 20.76P | 20.72P | 20.70P | 20.65P | 20.62P | 20.57P | 20.53P | |
| 09:15 AKST | 20.76P | 20.72P | 20.70P | 20.65P | 20.61P | 20.58P | 20.53P | |
| 09:30 AKST | 20.77P | 20.72P | 20.70P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 09:45 AKST | 20.77P | 20.72P | 20.69P | 20.66P | 20.61P | 20.57P | 20.53P | |
| 10:00 AKST | 20.76P | 20.72P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 10:15 AKST | 20.76P | 20.72P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 10:30 AKST | 20.76P | 20.72P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 10:45 AKST | 20.76P | 20.72P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 11:00 AKST | 20.76P | 20.72P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 11:15 AKST | 20.75P | 20.72P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 11:30 AKST | 20.76P | 20.72P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 11:45 AKST | 20.76P | 20.72P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 12:00 AKST | 20.76P | 20.72P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 12:15 AKST | 20.76P | 20.72P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 12:30 AKST | 20.76P | 20.72P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 12:45 AKST | 20.76P | 20.71P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 13:00 AKST | 20.75P | 20.71P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 13:15 AKST | 20.76P | 20.72P | 20.69P | 20.65P | 20.61P | 20.57P | 20.53P | |
| 13:30 AKST | 20.76P | 20.71P | 20.69P | 20.64P | 20.61P | 20.57P | 20.53P | |
| 13:45 AKST | 20.75P | 20.72P | 20.69P | 20.64P | 20.61P | 20.57P | 20.53P | |
| 14:00 AKST | 20.75P | 20.71P | 20.69P | 20.64P | 20.61P | 20.57P | 20.53P | |
| 14:15 AKST | 20.75P | 20.72P | 20.68P | 20.64P | 20.61P | 20.57P | 20.53P | |
| 14:30 AKST | 20.75P | 20.71P | 20.68P | 20.64P | 20.61P | 20.57P | 20.53P | |
| 14:45 AKST | 20.75P | 20.71P | 20.68P | 20.64P | 20.61P | 20.57P | 20.53P | |
| 15:00 AKST | 20.75P | 20.71P | 20.69P | 20.64P | 20.60P | 20.57P | 20.53P | |
| 15:15 AKST | 20.75P | 20.71P | 20.68P | 20.64P | 20.60P | 20.57P | 20.53P | |
| 15:30 AKST | 20.75P | 20.72P | 20.68P | 20.64P | 20.60P | 20.57P | 20.53P | |
| 15:45 AKST | 20.75P | 20.71P | 20.68P | 20.64P | 20.61P | 20.57P | 20.53P | |
| 16:00 AKST | 20.75P | 20.71P | 20.68P | 20.64P | 20.61P | 20.57P | 20.53P | |
| 16:15 AKST | 20.75P | 20.72P | 20.68P | 20.64P | 20.61P | 20.57P | 20.54P | |
| 16:30 AKST | 20.75P | 20.71P | 20.68P | 20.64P | 20.60P | 20.57P | 20.54P | |
| 16:45 AKST | 20.75P | 20.71P | 20.68P | 20.64P | 20.60P | 20.57P | 20.54P | |
| 17:00 AKST | 20.74P | 20.71P | 20.68P | 20.64P | 20.60P | 20.56P | 20.54P | |
| 17:15 AKST | 20.74P | 20.72P | 20.68P | 20.64P | 20.60P | 20.57P | 20.53P | |
| 17:30 AKST | 20.75P | 20.72P | 20.68P | 20.64P | 20.60P | 20.57P | 20.54P | |
| 17:45 AKST | 20.75P | 20.72P | 20.68P | 20.64P | 20.60P | 20.57P | 20.53P | |
| 18:00 AKST | 20.75P | 20.71P | 20.68P | 20.64P | 20.60P | 20.56P | 20.54P | |
| 18:15 AKST | 20.74P | 20.72P | 20.68P | 20.64P | 20.60P | 20.57P | 20.53P | |
| 18:30 AKST | 20.75P | 20.72P | 20.68P | 20.64P | 20.60P | 20.56P | 20.53P | |
| 18:45 AKST | 20.74P | 20.72P | 20.68P | 20.64P | 20.60P | 20.56P | 20.53P | |
| 19:00 AKST | 20.74P | 20.72P | 20.67P | 20.64P | 20.60P | 20.56P | 20.53P | |
| 19:15 AKST | 20.75P | 20.72P | 20.68P | 20.64P | 20.59P | 20.56P | 20.53P | |
| 19:30 AKST | 20.74P | 20.72P | 20.67P | 20.63P | 20.60P | 20.56P | 20.53P | |
| 19:45 AKST | 20.75P | 20.72P | 20.68P | 20.63P | 20.59P | 20.56P | 20.53P | |
| 20:00 AKST | 20.74P | 20.67P | 20.64P | 20.59P | 20.56P | 20.53P | ||
| 20:15 AKST | 20.75P | 20.67P | 20.64P | 20.59P | 20.56P | 20.53P | ||
| 20:30 AKST | 20.75P | 20.72P | 20.67P | 20.64P | 20.60P | 20.56P | 20.53P | |
| 20:45 AKST | 20.74P | 20.72P | 20.67P | 20.64P | 20.60P | 20.56P | 20.53P | |
| 21:00 AKST | 20.74P | 20.67P | 20.63P | 20.60P | 20.56P | 20.53P | ||
| 21:15 AKST | 20.74P | 20.67P | 20.63P | 20.60P | 20.56P | 20.53P | ||
| 21:30 AKST | 20.74P | 20.67P | 20.63P | 20.60P | 20.56P | 20.53P | ||
| 21:45 AKST | 20.74P | 20.67P | 20.64P | 20.59P | 20.56P | 20.53P | ||
| 22:00 AKST | 20.74P | 20.66P | 20.63P | 20.59P | 20.56P | 20.53P | ||
| 22:15 AKST | 20.74P | 20.72P | 20.66P | 20.63P | 20.59P | 20.56P | 20.53P | |
| 22:30 AKST | 20.74P | 20.67P | 20.63P | 20.59P | 20.56P | 20.53P | ||
| 22:45 AKST | 20.74P | 20.67P | 20.63P | 20.59P | 20.56P | 20.53P | ||
| 23:00 AKST | 20.74P | 20.67P | 20.63P | 20.59P | 20.56P | 20.53P | ||
| 23:15 AKST | 20.74P | 20.67P | 20.63P | 20.59P | 20.56P | 20.52P | ||
| 23:30 AKST | 20.74P | 20.67P | 20.63P | 20.59P | 20.56P | 20.53P | ||
| 23:45 AKST | 20.73P | 20.67P | 20.63P | 20.59P | 20.56P | 20.52P | ||
| COUNT | 96 | 83 | 83 | 96 | 96 | 96 | 96 | 1 |
| MAX | 20.78 | 20.74 | 20.71 | 20.67 | 20.63 | 20.59 | 20.56 | 20.52 |
| MIN | 20.73 | 20.71 | 20.66 | 20.63 | 20.59 | 20.56 | 20.52 | 20.52 |
| P | Provisional data subject to revision. |