condition mean min max 3 h after light 1.0733213333333333 0.575564 1.41587 6 h after light 1.025489 0.409217 1.35884 9 h after light 1.6353 0.99711 2.11362 12 h after light 1.37725775 0.877682 2.27904 3 h after dark 0.9847833333333333 0.53211 1.75707 6 h after dark 0.776496 0.380703 1.25922 9 h after dark 0.2801 0.097729 0.484612 12 h after dark 0.87896 0.52697 1.23095