condition mean min max ZT0-3 5206.5 5206.5 5206.5 ZT4-7 4662.3 4662.3 4662.3 ZT8-11 5239.0 5239.0 5239.0 ZT12-15 5875.55 5875.55 5875.55 ZT16-19 5938.75 5938.75 5938.75 ZT20-23 5635.0 5635.0 5635.0