condition mean min max ZT0-3 0.0051840666666666665 0.0051840666666666665 0.0051840666666666665 ZT4-7 0.0 0.0 0.0 ZT8-11 0.0 0.0 0.0 ZT12-15 0.004014475 0.004014475 0.004014475 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0 0.0 0.0