condition mean min max 0 h after light 3.2081 2.85832 3.55788 2 h after light 16.3138 14.4874 18.1402 4 h after light 22.2026 20.7732 23.632 8 h after light 16.501199999999997 15.4652 17.5372 12 h after light 8.932965 8.10675 9.75918 2 h after dark 8.22873 6.83553 9.62193 4 h after dark 12.49485 12.0769 12.9128 8 h after dark 9.001185 8.95925 9.04312 12 h after dark 4.56893 3.97959 5.15827