condition mean min max 0 h after light 47.75365 45.1113 50.396 2 h after light 29.17975 27.1433 31.2162 4 h after light 25.41205 23.6389 27.1852 8 h after light 29.3467 25.1985 33.4949 12 h after light 31.28445 27.9967 34.5722 2 h after dark 52.1761 44.6192 59.733 4 h after dark 26.8136 26.2465 27.3807 8 h after dark 38.294200000000004 37.7357 38.8527 12 h after dark 46.3416 43.4596 49.2236