condition mean min max 4 h after light 11.9244045 10.620953 13.227856 8 h after light 12.372513999999999 10.620953 14.124075 12 h after light 9.405649 9.122445 9.688853 4 h after dark 11.0026305 10.620953 11.384308 8 h after dark 10.4785905 10.336228 10.620953 12 h after dark 11.829252 11.829252 11.829252