condition mean min max ZT0-3 0.003022846666666667 0.003022846666666667 0.003022846666666667 ZT4-7 0.00559835 0.00559835 0.00559835 ZT8-11 0.00608845 0.00608845 0.00608845 ZT12-15 0.0 0.0 0.0 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0 0.0 0.0