condition mean min max 0 h after light 15.88555 15.3001 16.471 2 h after light 10.739650000000001 10.4982 10.9811 4 h after light 9.06799 8.76575 9.37023 8 h after light 10.86898 8.22516 13.5128 12 h after light 23.363100000000003 20.489 26.2372 2 h after dark 22.3497 21.0359 23.6635 4 h after dark 19.98565 19.2043 20.767 8 h after dark 22.69795 21.9003 23.4956 12 h after dark 18.14795 17.4283 18.8676