condition mean min max ZT0-3 0.70627925 0.5606595000000001 0.851899 ZT4-7 0.57834 0.57834 0.57834 ZT8-11 0.569663 0.569663 0.569663 ZT12-15 0 0 0 ZT16-19 0.8383805 0.8383805 0.8383805 ZT20-23 0.0 0.0 0.0