condition mean min max ZT0-3 45.90015 43.93 47.8703 ZT4-7 28.0029 28.0029 28.0029 ZT8-11 17.7382 17.7382 17.7382 ZT12-15 0 0 0 ZT16-19 28.299 28.299 28.299 ZT20-23 34.8604 34.8604 34.8604