condition mean min max ZT0-3 5352.15 5352.15 5352.15 ZT4-7 8113.1 8113.1 8113.1 ZT8-11 6487.45 6487.45 6487.45 ZT12-15 2731.85 2731.85 2731.85 ZT16-19 1238.0 1238.0 1238.0 ZT20-23 2572.85 2572.85 2572.85