condition mean min max 0 h after light 18.385550000000002 16.7067 20.0644 2 h after light 9.295670000000001 8.23994 10.3514 4 h after light 12.671199999999999 12.6578 12.6846 8 h after light 34.6821 30.3184 39.0458 12 h after light 24.877699999999997 22.5979 27.1575 2 h after dark 15.422799999999999 13.9441 16.9015 4 h after dark 18.276 17.3389 19.2131 8 h after dark 23.214350000000003 22.2066 24.2221 12 h after dark 18.757399999999997 16.5965 20.9183