condition mean min max ZT0-3 4950.5 4950.5 4950.5 ZT4-7 4918.8 4918.8 4918.8 ZT8-11 5565.35 5565.35 5565.35 ZT12-15 5277.049999999999 5277.049999999999 5277.049999999999 ZT16-19 5494.8 5494.8 5494.8 ZT20-23 5297.0 5297.0 5297.0