condition mean min max 0 h after light 47.6211 43.0033 52.2389 2 h after light 46.43325 44.6297 48.2368 4 h after light 35.055350000000004 33.6921 36.4186 8 h after light 17.99255 17.2687 18.7164 12 h after light 16.469 15.7292 17.2088 2 h after dark 8.729045 8.30193 9.15616 4 h after dark 12.21495 11.1483 13.2816 8 h after dark 30.4943 27.6398 33.3488 12 h after dark 54.51795 47.0468 61.9891