condition mean min max 2 h after light 0.261974 0.0 0.426504 6 h after light 0.0 0.0 0.0 10 h after light 0.23704099999999997 0.0 0.711123 2 h after dark 0.48934533333333335 0.0 1.00564 6 h after dark 0.269356 0.0 0.808068 10 h after dark 0.3147196666666667 0.0 0.944159