condition mean min max 0 h after light 0.1582133 0.0633756 0.253051 4 h after light 0.284854 0.25784 0.311868 8 h after light 0.1591855 0.125178 0.193193 4 h after dark 0.18664150000000002 0.124755 0.248528 8 h after dark 0.0942465 0.0 0.188493 12 h after dark 0.0 0.0 0.0