condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.0 0.0 0.0 ZT8-11 0.04063683333333334 0.04063683333333334 0.04063683333333334 ZT12-15 0.0371615 0.0371615 0.0371615 ZT16-19 0.034569499999999996 0.034569499999999996 0.034569499999999996 ZT20-23 0.0 0.0 0.0