condition mean min max 0 h after light 0.218588 0.152975 0.284201 2 h after light 0.0 0.0 0.0 4 h after light 0.072192 0.0 0.144384 8 h after light 0.04891725 0.0 0.0978345 12 h after light 0.2097785 0.095146 0.324411 2 h after dark 0.382753 0.341354 0.424152 4 h after dark 0.3719535 0.318679 0.425228 8 h after dark 0.261636 0.256889 0.266383 12 h after dark 0.27615295 0.0972529 0.455053