condition mean min max 0 h after light 2.5954550000000003 2.05574 3.13517 2 h after light 2.097885 1.88778 2.30799 4 h after light 2.2198700000000002 2.08879 2.35095 8 h after light 10.50086 7.43062 13.5711 12 h after light 14.89985 13.7646 16.0351 2 h after dark 9.669385 8.46567 10.8731 4 h after dark 7.61937 7.0061 8.23264 8 h after dark 7.77651 6.68946 8.86356 12 h after dark 3.597835 2.98975 4.20592