condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.009006933333333333 0.0 0.0270208 9 h after light 0.0118727 0.0 0.0356181 12 h after light 0.0 0.0 0.0 3 h after dark 0.0083248 0.0 0.0249744 6 h after dark 0.010497300000000001 0.0 0.0314919 9 h after dark 0.025597533333333332 0.0 0.0503644 12 h after dark 0.012233933333333334 0.0 0.0367018