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 0.028922733333333336 0.0 0.0867682 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0070901333333333325 0.0 0.0212704