condition mean min max 0 h after light 61.50335 60.2287 62.778 2 h after light 46.61425 44.5924 48.6361 4 h after light 57.10765 43.7671 70.4482 8 h after light 45.3382 43.9347 46.7417 12 h after light 53.08085 52.0111 54.1506 2 h after dark 56.9062 55.1487 58.6637 4 h after dark 49.2859 40.4382 58.1336 8 h after dark 68.45155 64.8142 72.0889 12 h after dark 76.29425 74.096 78.4925