condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.021001833333333334 0.0 0.0630055 12 h after light 0.0 0.0 0.0 4 h after dark 0.022844466666666664 0.0 0.0685334 8 h after dark 0.0 0.0 0.0 12 h after dark 0.08885233333333332 0.0 0.240886