condition mean min max ZT0-3 1054.0 1054.0 1054.0 ZT4-7 1069.6 1069.6 1069.6 ZT8-11 1149.95 1149.95 1149.95 ZT12-15 1087.7 1087.7 1087.7 ZT16-19 1197.25 1197.25 1197.25 ZT20-23 1130.9 1130.9 1130.9