condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.00805075 0.00805075 0.00805075 ZT8-11 0.0063794 0.0063794 0.0063794 ZT12-15 0.00743415 0.00743415 0.00743415 ZT16-19 0.0117506 0.0117506 0.0117506 ZT20-23 0.0 0.0 0.0