condition mean min max 4 h after light 110.61972 90.391999 130.847441 8 h after light 84.157343 77.974867 90.339819 12 h after light 94.453889 79.832346 109.075432 4 h after dark 49.7374315 28.490597 70.984266 8 h after dark 54.034833000000006 33.756701 74.312965 12 h after dark 165.726073 165.726073 165.726073