condition mean min max 4 h after light 3.640552333333334 3.4332190000000002 3.8978370000000004 8 h after light 14.839349333333335 4.111616000000001 30.42333 12 h after light 6.2421109999999995 2.046361 12.145589999999999 16 h after light 9.45602 2.775677 22.27664 4 h after dark 3.5877403333333335 2.607418 4.905073000000001 8 h after dark 4.530762 1.600494 8.504622