condition mean min max 4 h after light 0.226036 0.0 0.39721 8 h after light 0.2517323 0.0313179 0.423947 12 h after light 0.18475783333333334 0.0935525 0.353895 4 h after dark 0.5882423333333333 0.542034 0.673166 8 h after dark 0.3123323333333333 0.21274 0.419394 12 h after dark 0.234556 0.142852 0.314847