condition mean min max ZT0-3 95.450407205 78.96986303 111.93095138 ZT4-7 122.442528125 107.31059984999999 137.5744564 ZT8-11 186.34505767500002 161.14450735 211.54560800000002 ZT12-15 220.978406575 218.76177385 223.19503930000002 ZT16-19 211.7330547 191.5608209 231.90528849999998 ZT20-23 157.581065975 150.4084843 164.75364765