condition mean min max ZT0-3 0.4978605 0.4978605 0.4978605 ZT4-7 0.1923605 0.1923605 0.1923605 ZT8-11 0.201142 0.201142 0.201142 ZT12-15 0.729811 0.729811 0.729811 ZT16-19 0.9160395 0.9160395 0.9160395 ZT20-23 1.04889 1.04889 1.04889