condition mean min max ZT0-3 0.08323517500000001 0.037419850000000004 0.1290505 ZT4-7 0.07433855 0.07433855 0.07433855 ZT8-11 0.0184941 0.0184941 0.0184941 ZT12-15 0 0 0 ZT16-19 0.0184317 0.0184317 0.0184317 ZT20-23 0.0 0.0 0.0