condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.08172806666666667 0.0446465 0.103929 12 h after light 0.1257802 0.0755216 0.180429 4 h after dark 0.09723846666666668 0.0 0.241354 8 h after dark 0.0279483 0.0 0.0838449 12 h after dark 0.14211653333333335 0.0 0.328199