condition mean min max ZT0-3 4303.05 4303.05 4303.05 ZT4-7 4326.8 4326.8 4326.8 ZT8-11 4591.9 4591.9 4591.9 ZT12-15 5638.55 5638.55 5638.55 ZT16-19 5339.049999999999 5339.049999999999 5339.049999999999 ZT20-23 5034.799999999999 5034.799999999999 5034.799999999999