condition mean min max ZT0-3 0.24104728475 0.0 0.4820945695 ZT4-7 0.0 0.0 0.0 ZT8-11 0.044267353833333335 0.0 0.08853470766666667 ZT12-15 0.0 0.0 0.0 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0 0.0 0.0