condition mean min max 0 h after light 6.844575 6.40133 7.28782 2 h after light 3.45219 2.76808 4.1363 4 h after light 1.924865 1.63776 2.21197 8 h after light 2.1593 1.85485 2.46375 12 h after light 2.706085 1.94264 3.46953 2 h after dark 2.69977 2.51284 2.8867 4 h after dark 3.7107349999999997 2.9656 4.45587 8 h after dark 8.235385 8.0288 8.44197 12 h after dark 7.730085 7.42299 8.03718