condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.04781633333333333 0.0 0.143449 8 h after dark 0.03980366666666667 0.0 0.119411 12 h after dark 0.062134699999999994 0.0 0.126097