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 0.00502255 0.0 0.0100451 4 h after dark 0.009115166666666666 0.0 0.0273455 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0022024433333333333 0.0 0.00660733