condition mean min max ZT0-3 687.9145 687.9145 687.9145 ZT4-7 576.637 576.637 576.637 ZT8-11 274.4 274.4 274.4 ZT12-15 267.12350000000004 267.12350000000004 267.12350000000004 ZT16-19 299.5625 299.5625 299.5625 ZT20-23 508.2745 508.2745 508.2745