condition mean min max 1 h after light 6.115174774 5.434520601 6.795828947 3 h after light 6.367617244666667 5.15527534 7.344482621 5 h after light 6.149433596333334 5.6488771810000005 6.669158477000001 7 h after light 5.907084641 5.143991907 6.807837247999999 9 h after light 6.318083516 5.790169875 6.874797695 11 h after light 6.734884293333334 5.910966416 7.81323537 13 h after light 6.945745851 6.492692132999999 7.504609237 15 h after light 7.512962899 6.855682401 7.967399425 1 h after dark 7.938671304666666 7.347008057999999 8.872833947 3 h after dark 7.936765818333334 7.13240917 9.262392968 5 h after dark 7.0988190499999995 6.785634761 7.597826017999999 7 h after dark 6.235385221333333 5.82806882 6.714884885