condition mean min max ZT0-3 359.88624999999996 349.17449999999997 370.59799999999996 ZT4-7 344.4315 344.4315 344.4315 ZT8-11 360.155 360.155 360.155 ZT12-15 0 0 0 ZT16-19 528.0175 528.0175 528.0175 ZT20-23 465.874 465.874 465.874