condition mean min max ZT0-3 0.5547145078649 0.0 1.0305650235947 ZT4-7 1.04129e-07 1.04129e-07 1.04129e-07 ZT8-11 0.20596754358295 0.20596754358295 0.20596754358295 ZT12-15 1.2816375e-08 0.0 2.563275e-08 ZT16-19 0.16548215403949998 0.16548215403949998 0.16548215403949998 ZT20-23 0.54205 0.54205 0.54205