condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.176565 0.0 0.635201 10 h after light 0.0 0.0 0.0 14 h after light 0.14618216666666667 0.0 0.442972 18 h after light 0.056578333333333335 0.0 0.33947 2 h after dark 0.0584545 0.0 0.350727