condition mean min max ZT0-3 2568.85 2568.85 2568.85 ZT4-7 2501.3 2501.3 2501.3 ZT8-11 2675.35 2675.35 2675.35 ZT12-15 2527.4 2527.4 2527.4 ZT16-19 2753.05 2753.05 2753.05 ZT20-23 2687.1000000000004 2687.1000000000004 2687.1000000000004