condition mean min max ZT0-3 6420.55 6420.55 6420.55 ZT4-7 5358.7 5358.7 5358.7 ZT8-11 5360.65 5360.65 5360.65 ZT12-15 5417.9 5417.9 5417.9 ZT16-19 5936.95 5936.95 5936.95 ZT20-23 6712.45 6712.45 6712.45