condition mean min max ZT0-3 226.151 190.92950000000002 261.3725 ZT4-7 241.151 241.151 241.151 ZT8-11 153.586 153.586 153.586 ZT12-15 0 0 0 ZT16-19 130.86 130.86 130.86 ZT20-23 243.50150000000002 243.50150000000002 243.50150000000002