condition mean min max 3 h after light 0.044168066666666665 0.0 0.0743229 6 h after light 0.0164273 0.0 0.0492819 9 h after light 0.0 0.0 0.0 12 h after light 0.061495175 0.0460161 0.0968743 3 h after dark 0.020019699999999998 0.0 0.0600591 6 h after dark 0.0283728 0.0 0.0851184 9 h after dark 0.0259876 0.0 0.0779628 12 h after dark 0.0231313 0.0 0.0462626