condition mean min max ZT0-3 96.55 96.55 96.55 ZT4-7 102.2 102.2 102.2 ZT8-11 69.30000000000001 69.30000000000001 69.30000000000001 ZT12-15 71.1 71.1 71.1 ZT16-19 99.8 99.8 99.8 ZT20-23 74.2 74.2 74.2