condition mean min max 0 h after light 9.690265 9.15623 10.2243 2 h after light 1.65172 1.19641 2.10703 4 h after light 4.803345 4.34824 5.25845 8 h after light 12.747150000000001 11.2179 14.2764 12 h after light 11.129950000000001 10.5098 11.7501 2 h after dark 20.510350000000003 20.1411 20.8796 4 h after dark 22.3164 21.3176 23.3152 8 h after dark 25.0691 23.8596 26.2786 12 h after dark 11.51445 11.3522 11.6767