condition mean min max ZT0-3 0.05103275824166666 0.05103275824166666 0.05103275824166666 ZT4-7 0.0 0.0 0.0 ZT8-11 0.025165999999999997 0.025165999999999997 0.025165999999999997 ZT12-15 0.0 0.0 0.0 ZT16-19 2.3649499999999998e-05 2.3649499999999998e-05 2.3649499999999998e-05 ZT20-23 0.0 0.0 0.0