condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.0 0.0 0.0 ZT8-11 0.04188572725 0.039221373999999996 0.0445500805 ZT12-15 0.0904096475 0.065143609 0.115675686 ZT16-19 0.01038482625 0.0 0.0207696525 ZT20-23 0.037974195 0.030245106 0.045703284