condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.31816649999999996 0.0446215 0.720038 12 h after light 0.3745903333333333 0.13266 0.833363 4 h after dark 0.15132700000000002 0.0 0.232609 8 h after dark 0.3808503333333333 0.0 0.968154 12 h after dark 0.23410566666666668 0.0 0.408945