condition mean min max 2 h after light 0.40977816666666667 0.122347 0.782709 6 h after light 0.32110466666666665 0.101941 0.680581 10 h after light 0.4228585 0.312228 0.654123 14 h after light 0.37133 0.211381 0.552769 18 h after light 0.30771733333333334 0.128269 0.508301 2 h after dark 0.4052565 0.19854 0.524069