condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.04836933333333333 0.0 0.145108 12 h after light 0.0 0.0 0.0 4 h after dark 0.023345633333333334 0.0 0.0700369 8 h after dark 0.038878 0.0 0.116634 12 h after dark 0.12823733333333334 0.0 0.246419