condition mean min max ZT0-3 1049.15 1049.15 1049.15 ZT4-7 1132.5 1132.5 1132.5 ZT8-11 1033.25 1033.25 1033.25 ZT12-15 1067.1 1067.1 1067.1 ZT16-19 984.55 984.55 984.55 ZT20-23 1045.6 1045.6 1045.6