condition mean min max ZT0-3 1693.15 1693.15 1693.15 ZT4-7 1129.0 1129.0 1129.0 ZT8-11 1159.55 1159.55 1159.55 ZT12-15 1299.5 1299.5 1299.5 ZT16-19 1385.7 1385.7 1385.7 ZT20-23 1586.0 1586.0 1586.0