condition mean min max 3 h after light 5.453843333333333 4.73191 6.86909 6 h after light 5.71071 5.04646 6.39205 9 h after light 5.62874 4.8078 6.49991 12 h after light 6.52103 5.68399 7.24052 3 h after dark 11.42681 8.65463 13.0645 6 h after dark 8.192403333333333 7.11724 9.16852 9 h after dark 6.905466666666666 6.13179 7.7639 12 h after dark 6.50914 6.09587 6.92241