condition mean min max 3 h after light 291.396 258.378 310.207 6 h after light 235.497 218.074 268.612 9 h after light 182.23766666666666 175.143 186.656 12 h after light 148.02575000000002 137.744 167.934 3 h after dark 109.25866666666667 104.242 113.252 6 h after dark 124.16366666666667 110.063 138.886 9 h after dark 124.3095 99.9855 140.103 12 h after dark 133.316 120.154 146.478