condition mean min max ZT0-3 482.45 482.45 482.45 ZT4-7 472.9 472.9 472.9 ZT8-11 390.35 390.35 390.35 ZT12-15 503.90000000000003 503.90000000000003 503.90000000000003 ZT16-19 514.45 514.45 514.45 ZT20-23 544.8 544.8 544.8