condition mean min max 0 h after light 2.938935 2.3073 3.57057 2 h after light 2.124315 2.02248 2.22615 4 h after light 2.521535 2.33237 2.7107 8 h after light 1.93224 1.86159 2.00289 12 h after light 2.33399 2.28114 2.38684 2 h after dark 3.131035 3.10723 3.15484 4 h after dark 3.21805 2.87597 3.56013 8 h after dark 3.74303 3.71493 3.77113 12 h after dark 3.044235 2.42444 3.66403