condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.04933833333333334 0.0 0.148015 12 h after light 0.014577833333333333 0.0 0.0437335 4 h after dark 0.026896 0.0 0.080688 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0