condition mean min max ZT0-3 4504.45 4504.45 4504.45 ZT4-7 2799.0 2799.0 2799.0 ZT8-11 3078.1 3078.1 3078.1 ZT12-15 4894.5 4894.5 4894.5 ZT16-19 4819.85 4819.85 4819.85 ZT20-23 4570.75 4570.75 4570.75