condition mean min max ZT0-3 95.15 95.15 95.15 ZT4-7 8.0 8.0 8.0 ZT8-11 45.35 45.35 45.35 ZT12-15 115.5 115.5 115.5 ZT16-19 135.14999999999998 135.14999999999998 135.14999999999998 ZT20-23 128.6 128.6 128.6