condition mean min max 0 h after light 5.94163 5.59999 6.28327 2 h after light 6.166510000000001 5.93294 6.40008 4 h after light 8.150405 7.88601 8.4148 8 h after light 18.0427 14.9063 21.1791 12 h after light 21.02475 19.0912 22.9583 2 h after dark 14.361899999999999 12.8896 15.8342 4 h after dark 9.38406 9.24849 9.51963 8 h after dark 8.190515000000001 8.0419 8.33913 12 h after dark 5.24153 5.21996 5.2631