condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.013379799999999999 0.013379799999999999 0.013379799999999999 ZT8-11 0.0 0.0 0.0 ZT12-15 0.0 0.0 0.0 ZT16-19 0.014503 0.014503 0.014503 ZT20-23 0.0 0.0 0.0