condition mean min max ZT0-3 288.45000000000005 288.45000000000005 288.45000000000005 ZT4-7 454.6 454.6 454.6 ZT8-11 566.8 566.8 566.8 ZT12-15 455.6 455.6 455.6 ZT16-19 213.15 213.15 213.15 ZT20-23 240.75 240.75 240.75