condition mean min max 4 h after light 255.161154 216.818729 293.503579 8 h after light 269.8233765 261.201435 278.445318 12 h after light 284.154942 261.770135 306.539749 4 h after dark 413.8210875 306.539749 521.102426 8 h after dark 484.2183585 363.49461 604.942107 12 h after dark 306.539749 306.539749 306.539749