condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.015606533333333334 0.0 0.0468196 9 h after light 0.013316333333333333 0.0 0.039949 12 h after light 0.0070614 0.0 0.0211842 3 h after dark 0.0321666 0.0 0.0964998 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0