condition mean min max 2 h after light 0.02345433333333333 0.0 0.140726 6 h after light 0.110458 0.0 0.216431 10 h after light 0.060862 0.0 0.228988 14 h after light 0.2838315 0.137347 0.653801 18 h after light 0.13430983333333335 0.0 0.291976 2 h after dark 0.12702583333333334 0.0 0.429268