condition mean min max ZT0-3 398.05 398.05 398.05 ZT4-7 706.1 706.1 706.1 ZT8-11 578.05 578.05 578.05 ZT12-15 583.0 583.0 583.0 ZT16-19 522.7 522.7 522.7 ZT20-23 402.65 402.65 402.65