condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.0 0.0 0.0 ZT8-11 6.93285e-10 6.93285e-10 6.93285e-10 ZT12-15 0.0 0.0 0.0 ZT16-19 3.29152e-10 3.29152e-10 3.29152e-10 ZT20-23 0.0 0.0 0.0