condition mean min max 4 h after light 55.049242 49.231972 60.866512 8 h after light 53.012606 50.96489 55.060322 12 h after light 62.71103000000001 54.266426 71.155634 4 h after dark 60.450395 56.854756 64.046034 8 h after dark 51.4495725 44.53354 58.365605 12 h after dark 74.000805 74.000805 74.000805