condition mean min max 0 h after light 0.5489090000000001 0.54842 0.549398 4 h after light 0.833678 0.270356 1.397 8 h after light 8.11278 7.81561 8.40995 4 h after dark 2.1587300000000003 2.15447 2.16299 8 h after dark 0.9497690000000001 0.810188 1.08935 12 h after dark 0.541718 0.535753 0.547683