condition mean min max ZT0-3 9.4e-09 9.4e-09 9.4e-09 ZT4-7 0.0 0.0 0.0 ZT8-11 0.0 0.0 0.0 ZT12-15 0.0 0.0 0.0 ZT16-19 7.310000000000001e-07 7.310000000000001e-07 7.310000000000001e-07 ZT20-23 0.000553013 0.000553013 0.000553013