condition mean min max 4 h after light 0.1153235 0.0 0.230647 8 h after light 0.409498 0.315225 0.503771 12 h after light 0.183672 0.0 0.367344 4 h after dark 0.0 0.0 0.0 8 h after dark 0.3588166666666666 0.0 1.07645 12 h after dark 0.07157933333333334 0.0 0.214738