condition mean min max 1 h after light 5.999126318333333 4.51580806 6.96038279 3 h after light 5.502723779999999 3.0183490039999996 7.787539992999999 5 h after light 5.767118369666667 3.6115528869999998 7.33890422 7 h after light 5.372712853 3.954051251 6.573728606 9 h after light 4.610490158666667 3.7427041510000003 5.690443015 11 h after light 4.922025434 4.15436513 5.701104572999999 13 h after light 5.299657824333333 4.500120837 6.070432951 15 h after light 5.088810703333333 4.331365537 6.476037265 1 h after dark 5.727143335 4.685541706 6.630731784 3 h after dark 5.410357018666667 4.888769967 5.779942111 5 h after dark 5.421819407666667 4.396202324 6.28283791 7 h after dark 6.874048094333333 4.977124691 8.753355631