condition mean min max ZT0-3 107.79825 103.913 111.68350000000001 ZT4-7 128.906 128.906 128.906 ZT8-11 110.4005 110.4005 110.4005 ZT12-15 0 0 0 ZT16-19 117.1765 117.1765 117.1765 ZT20-23 113.05099999999999 113.05099999999999 113.05099999999999