condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.0 0.0 0.0 ZT8-11 0.18507585975000002 0.0 0.37015171950000003 ZT12-15 0.364000294 0.343644386 0.384356202 ZT16-19 0.14352096125 0.138484578 0.1485573445 ZT20-23 0.0 0.0 0.0