condition mean min max ZT0-3 2355.8 2355.8 2355.8 ZT4-7 2361.9 2361.9 2361.9 ZT8-11 2227.25 2227.25 2227.25 ZT12-15 2410.95 2410.95 2410.95 ZT16-19 2500.1 2500.1 2500.1 ZT20-23 2527.05 2527.05 2527.05