condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0169183 0.0 0.0507549 9 h after light 0.13803696666666665 0.0911259 0.222431 12 h after light 0.20782250000000002 0.0 0.418725 3 h after dark 0.06271366666666667 0.0577476 0.072643 6 h after dark 0.03836 0.0 0.11508 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0