condition mean min max 0 h after light 0.2745155 0.205657 0.343374 4 h after light 0.348119 0.067589 0.628649 8 h after light 0.30813999999999997 0.209347 0.406933 4 h after dark 0.5398155 0.471291 0.60834 8 h after dark 0.305243 0.270063 0.340423 12 h after dark 0.20389 0.133938 0.273842