condition mean min max ZT0-3 4583.85 4583.85 4583.85 ZT4-7 4006.8 4006.8 4006.8 ZT8-11 4201.5 4201.5 4201.5 ZT12-15 3694.0 3694.0 3694.0 ZT16-19 3584.95 3584.95 3584.95 ZT20-23 4362.75 4362.75 4362.75