condition mean min max ZT0-3 202.55 202.55 202.55 ZT4-7 165.6 165.6 165.6 ZT8-11 138.89999999999998 138.89999999999998 138.89999999999998 ZT12-15 135.55 135.55 135.55 ZT16-19 176.95 176.95 176.95 ZT20-23 179.05 179.05 179.05