condition mean min max ZT0-3 530.05 530.05 530.05 ZT4-7 432.8 432.8 432.8 ZT8-11 415.75 415.75 415.75 ZT12-15 435.95 435.95 435.95 ZT16-19 407.7 407.7 407.7 ZT20-23 455.54999999999995 455.54999999999995 455.54999999999995