condition mean min max 0 h after light 0.2805865 0.23447 0.326703 2 h after light 0.444141 0.397357 0.490925 4 h after light 0.230255 0.19364 0.26687 8 h after light 0.252621 0.224078 0.281164 12 h after light 0.3486595 0.34185 0.355469 2 h after dark 0.3040835 0.243792 0.364375 4 h after dark 0.414991 0.314004 0.515978 8 h after dark 0.4391095 0.265776 0.612443 12 h after dark 0.29902850000000003 0.290615 0.307442