condition mean min max 0 h after light 16.00385 13.4873 18.5204 2 h after light 11.8453 11.4594 12.2312 4 h after light 11.160699999999999 10.145 12.1764 8 h after light 7.01905 6.72497 7.31313 12 h after light 13.0565 12.4358 13.6772 2 h after dark 15.7775 15.7023 15.8527 4 h after dark 15.6921 13.5837 17.8005 8 h after dark 15.02225 14.0917 15.9528 12 h after dark 16.26 15.6577 16.8623