condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.012740466666666667 0.0 0.0382214 12 h after light 0.021173433333333335 0.0 0.0635203 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0