condition mean min max ZT0-3 3221.95 3221.95 3221.95 ZT4-7 3288.3 3288.3 3288.3 ZT8-11 3294.9 3294.9 3294.9 ZT12-15 2870.95 2870.95 2870.95 ZT16-19 3345.75 3345.75 3345.75 ZT20-23 3229.95 3229.95 3229.95