condition mean min max ZT0-3 791.15 791.15 791.15 ZT4-7 263.0 263.0 263.0 ZT8-11 404.35 404.35 404.35 ZT12-15 356.85 356.85 356.85 ZT16-19 755.8 755.8 755.8 ZT20-23 1220.0 1220.0 1220.0