condition mean min max ZT0-3 430.1 430.1 430.1 ZT4-7 527.5 527.5 527.5 ZT8-11 671.5 671.5 671.5 ZT12-15 617.1 617.1 617.1 ZT16-19 668.3499999999999 668.3499999999999 668.3499999999999 ZT20-23 658.5 658.5 658.5