condition mean min max 4 h after light 0.44483300000000003 0.354207 0.535459 8 h after light 0.1446095 0.0 0.289219 12 h after light 0.76411 0.46854 1.05968 4 h after dark 1.3232949999999999 1.08058 1.56601 8 h after dark 1.425 1.38019 1.46981 12 h after dark 2.003985 1.82782 2.18015