condition mean min max ZT0-3 674.0999999999999 674.0999999999999 674.0999999999999 ZT4-7 693.8 693.8 693.8 ZT8-11 519.9 519.9 519.9 ZT12-15 565.15 565.15 565.15 ZT16-19 614.0 614.0 614.0 ZT20-23 693.5999999999999 693.5999999999999 693.5999999999999