condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.31560577325 0.2566422115 0.374569335 ZT8-11 0.0 0.0 0.0 ZT12-15 0.08298694175000002 0.069172648 0.09680123550000001 ZT16-19 0.0 0.0 0.0 ZT20-23 0.1197981035 0.0882927775 0.1513034295