condition mean min max 1 h after light 4.089174721 3.964764184 4.213585258 3 h after light 2.1629530433333333 1.79568473 2.411674696 5 h after light 3.304073873333333 2.385641871 5.097546584 7 h after light 3.769277204 2.489783831 4.884741163 9 h after light 3.1226975993333332 2.2327675 3.9245764660000004 11 h after light 4.467131350666667 1.799043269 6.634853041 1 h after dark 2.616852532 1.7872022909999998 3.377677329 3 h after dark 4.051692803 3.426379652 4.6613571380000005 5 h after dark 4.568028193666667 4.092985842 5.2628912880000005 7 h after dark 3.295524876 3.031296712 3.7653801939999996 9 h after dark 3.7738694466666667 3.089589005 4.7759055560000006 11 h after dark 4.469535368 4.0228317 4.767896625