condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.016918833333333334 0.0 0.101513 18 h after light 0.0 0.0 0.0 2 h after dark 0.037229083333333336 0.0 0.125811