condition mean min max ZT0-3 2201.25 2201.25 2201.25 ZT4-7 2037.2 2037.2 2037.2 ZT8-11 2609.9 2609.9 2609.9 ZT12-15 2176.45 2176.45 2176.45 ZT16-19 1924.0 1924.0 1924.0 ZT20-23 2327.55 2327.55 2327.55