condition mean min max 0 h after light 6.21256 5.88285 6.54227 2 h after light 10.220500000000001 10.0751 10.3659 4 h after light 7.25195 6.87246 7.63144 8 h after light 3.89454 3.44902 4.34006 12 h after light 3.035645 2.99595 3.07534 2 h after dark 2.61608 2.36431 2.86785 4 h after dark 2.81698 2.78836 2.8456 8 h after dark 3.47965 2.82991 4.12939 12 h after dark 6.4878 5.88675 7.08885