condition mean min max ZT0-3 545.15 545.15 545.15 ZT4-7 463.1 463.1 463.1 ZT8-11 430.45 430.45 430.45 ZT12-15 610.7 610.7 610.7 ZT16-19 610.05 610.05 610.05 ZT20-23 739.0 739.0 739.0