condition mean min max ZT0-3 0.0514002 0.0514002 0.0514002 ZT4-7 0.05908415 0.05908415 0.05908415 ZT8-11 0.01121655 0.01121655 0.01121655 ZT12-15 0.013695 0.013695 0.013695 ZT16-19 0.0251491 0.0251491 0.0251491 ZT20-23 0.0880255 0.0880255 0.0880255