condition mean min max 0 h after light 169.786 162.622 176.95 4 h after light 7.09573 4.89942 9.29204 8 h after light 2.13166 1.5223 2.74102 4 h after dark 34.481899999999996 23.5161 45.4477 8 h after dark 38.75105 25.7883 51.7138 12 h after dark 73.95725 59.7505 88.164