condition mean min max 4 h after light 10.893672 3.734116 25.0873 8 h after light 3.6030806666666666 2.954532 4.760371 12 h after light 1.6986343333333334 1.59251 1.751842 16 h after light 3.6228529999999997 3.0239599999999998 4.336168 4 h after dark 4.320736 3.431916 5.889188 8 h after dark 2.026657666666667 1.675557 2.475155