condition mean min max ZT0-3 129.2015 129.2015 129.2015 ZT4-7 142.8045 142.8045 142.8045 ZT8-11 99.4734 99.4734 99.4734 ZT12-15 59.091300000000004 59.091300000000004 59.091300000000004 ZT16-19 75.60775 75.60775 75.60775 ZT20-23 101.98599999999999 101.98599999999999 101.98599999999999