condition mean min max ZT0-3 10175.0 10175.0 10175.0 ZT4-7 14471.2 14471.2 14471.2 ZT8-11 12794.55 12794.55 12794.55 ZT12-15 9699.05 9699.05 9699.05 ZT16-19 4816.8 4816.8 4816.8 ZT20-23 5992.0 5992.0 5992.0