condition mean min max 3 h after light 110.2941 98.2223 126.803 6 h after light 67.76306666666667 62.8854 77.0841 9 h after light 50.731366666666666 49.4267 52.0161 12 h after light 63.594775 38.3374 125.651 3 h after dark 62.940733333333334 53.4291 68.9641 6 h after dark 77.1952 72.2209 80.6896 9 h after dark 101.70493333333333 94.9058 108.551 12 h after dark 129.8655 128.386 131.345