condition mean min max ZT0-3 3369.95 3369.95 3369.95 ZT4-7 2537.5 2537.5 2537.5 ZT8-11 3013.7 3013.7 3013.7 ZT12-15 3670.8500000000004 3670.8500000000004 3670.8500000000004 ZT16-19 3465.75 3465.75 3465.75 ZT20-23 3637.15 3637.15 3637.15