condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.0 0.0 0.0 ZT8-11 0.0160704 0.0160704 0.0160704 ZT12-15 0.01171835 0.01171835 0.01171835 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0 0.0 0.0