condition mean min max ZT0-3 446.35 446.35 446.35 ZT4-7 433.1 433.1 433.1 ZT8-11 315.0 315.0 315.0 ZT12-15 311.55 311.55 311.55 ZT16-19 432.15 432.15 432.15 ZT20-23 484.05 484.05 484.05