condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.00697805 0.0 0.0139561 12 h after light 0.0 0.0 0.0 4 h after dark 0.013115633333333333 0.0 0.0393469 8 h after dark 0.0158861 0.0 0.0476583 12 h after dark 0.0 0.0 0.0