condition mean min max 0 h after light 1.978645 1.90659 2.0507 2 h after light 1.40111 1.30815 1.49407 4 h after light 1.98089 1.73605 2.22573 8 h after light 1.3931049999999998 1.34771 1.4385 12 h after light 3.01311 2.62135 3.40487 2 h after dark 2.56947 2.45192 2.68702 4 h after dark 2.442295 2.37415 2.51044 8 h after dark 2.49015 2.1493 2.831 12 h after dark 1.777805 1.64176 1.91385