condition mean min max 4 h after light 10.9329575 10.331801 11.534114 8 h after light 10.0396985 9.747596 10.331801 12 h after light 10.950624 10.135523 11.765725 4 h after dark 9.017063499999999 8.246532 9.787595 8 h after dark 10.590989 10.586879 10.595099 12 h after dark 10.331801 10.331801 10.331801