condition mean min max ZT0-3 70.00005 70.00005 70.00005 ZT4-7 8.81793 8.81793 8.81793 ZT8-11 14.08535 14.08535 14.08535 ZT12-15 245.8485 245.8485 245.8485 ZT16-19 1059.615 1059.615 1059.615 ZT20-23 365.1995 365.1995 365.1995