condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.01863909875 0.0 0.0372781975 ZT8-11 0.0 0.0 0.0 ZT12-15 0.0324558605 0.0 0.064911721 ZT16-19 0.04042844 0.0390097405 0.041847139500000005 ZT20-23 0.15935180275 0.129522282 0.1891813235