condition mean min max ZT0-3 1299.6999999999998 1299.6999999999998 1299.6999999999998 ZT4-7 605.8 605.8 605.8 ZT8-11 690.5 690.5 690.5 ZT12-15 1154.15 1154.15 1154.15 ZT16-19 1340.9499999999998 1340.9499999999998 1340.9499999999998 ZT20-23 1352.2 1352.2 1352.2