condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.17752500000000002 0.17752500000000002 0.17752500000000002 ZT8-11 0.20919100000000002 0.20919100000000002 0.20919100000000002 ZT12-15 0.3852155 0.21724100000000002 0.55319 ZT16-19 0.5968935 0.47879 0.714997 ZT20-23 0 0 0