condition mean min max 0 h after light 0.4271895 0.0 0.854379 4 h after light 1.2776445 0.870549 1.68474 8 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0