condition mean min max 3 h after light 4.70928 4.37104 5.07622 6 h after light 4.1101600000000005 3.33131 4.59642 9 h after light 4.91525 4.80001 5.01363 12 h after light 5.87969 5.02801 6.68701 3 h after dark 11.1899 10.0856 12.7345 6 h after dark 11.8733 11.0995 12.7199 9 h after dark 8.0996 6.57644 9.31296 12 h after dark 7.537193333333333 5.36442 9.40598