condition mean min max ZT0-3 176.87375 176.8095 176.938 ZT4-7 157.69400000000002 157.69400000000002 157.69400000000002 ZT8-11 111.926 111.926 111.926 ZT12-15 0 0 0 ZT16-19 161.8985 161.8985 161.8985 ZT20-23 173.824 173.824 173.824