condition mean min max ZT0-3 5468.049999999999 5468.049999999999 5468.049999999999 ZT4-7 4955.3 4955.3 4955.3 ZT8-11 5252.2 5252.2 5252.2 ZT12-15 5278.1 5278.1 5278.1 ZT16-19 5464.6 5464.6 5464.6 ZT20-23 6044.1 6044.1 6044.1