condition mean min max 3 h after light 5.231386666666666 3.94044 6.40656 6 h after light 7.31094 5.68955 10.037 9 h after light 4.323376666666666 3.7397 4.82643 12 h after light 3.3555775 1.83264 3.91915 3 h after dark 5.563183333333333 4.40738 7.40071 6 h after dark 3.7222399999999998 3.09515 4.50197 9 h after dark 2.18356 1.43598 3.09519 12 h after dark 1.177851 0.983192 1.37251