condition mean min max ZT0-3 1465.35 1465.35 1465.35 ZT4-7 1585.6 1585.6 1585.6 ZT8-11 1390.0 1390.0 1390.0 ZT12-15 1599.55 1599.55 1599.55 ZT16-19 1557.15 1557.15 1557.15 ZT20-23 1464.1 1464.1 1464.1