condition mean min max ZT0-3 0.6623319999999999 0.5493319999999999 0.7753319999999999 ZT4-7 1.0401525 1.0401525 1.0401525 ZT8-11 3.300285 3.300285 3.300285 ZT12-15 0 0 0 ZT16-19 3.072885 3.072885 3.072885 ZT20-23 2.6812300000000002 2.6812300000000002 2.6812300000000002