condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.018627966666666666 0.0 0.0558839 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0147309 0.0 0.0441927 12 h after dark 0.02262575 0.0 0.0452515