condition mean min max ZT0-3 0.7488994999999999 0.7488994999999999 0.7488994999999999 ZT4-7 0.01674295 0.01674295 0.01674295 ZT8-11 0.0 0.0 0.0 ZT12-15 0.0165673 0.0165673 0.0165673 ZT16-19 0.01448065 0.01448065 0.01448065 ZT20-23 0.5418205 0.5418205 0.5418205