condition mean min max 3 h after light 0.7707423333333333 0.630073 0.915543 6 h after light 0.807844 0.730437 0.888841 9 h after light 0.825774 0.575306 1.00427 12 h after light 0.786582 0.305075 1.32888 3 h after dark 0.5246463333333333 0.386026 0.718471 6 h after dark 0.288314 0.147988 0.552023 9 h after dark 0.27852366666666667 0.118337 0.434674 12 h after dark 0.108408 0.0 0.172471