condition mean min max ZT0-3 0.023347800000000002 0.023347800000000002 0.023347800000000002 ZT4-7 0.0 0.0 0.0 ZT8-11 0.00825895 0.00825895 0.00825895 ZT12-15 0.0 0.0 0.0 ZT16-19 0.00881635 0.00881635 0.00881635 ZT20-23 0.01325435 0.01325435 0.01325435