condition mean min max 4 h after light 122.6765 113.198 132.155 8 h after light 77.40934999999999 67.4917 87.327 12 h after light 105.68299999999999 101.554 109.812 4 h after dark 108.413 99.598 117.228 8 h after dark 104.44200000000001 100.203 108.681 12 h after dark 131.7025 124.829 138.576