condition mean min max ZT0-3 4809.75 4809.75 4809.75 ZT4-7 3654.3 3654.3 3654.3 ZT8-11 4076.7 4076.7 4076.7 ZT12-15 3734.95 3734.95 3734.95 ZT16-19 4573.65 4573.65 4573.65 ZT20-23 4696.35 4696.35 4696.35