condition mean min max ZT0-3 0.007979375 0.0 0.01595875 ZT4-7 0.0 0.0 0.0 ZT8-11 0.03157745 0.03157745 0.03157745 ZT12-15 0 0 0 ZT16-19 0.10990035000000001 0.10990035000000001 0.10990035000000001 ZT20-23 0.0 0.0 0.0