condition mean min max ZT0-3 174.6525 174.6525 174.6525 ZT4-7 148.06650000000002 148.06650000000002 148.06650000000002 ZT8-11 123.9365 123.9365 123.9365 ZT12-15 167.9685 167.9685 167.9685 ZT16-19 185.8005 185.8005 185.8005 ZT20-23 191.195 191.195 191.195