condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.08143852325 0.0 0.1628770465 ZT8-11 0.272999838 0.0 0.545999676 ZT12-15 0.3557076415 0.2173649595 0.4940503235 ZT16-19 1.44934088675 1.1811165885000001 1.7175651849999998 ZT20-23 1.41348839525 1.1668769975 1.660099793