condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 3.58021 3.58021 3.58021 ZT8-11 1.45598 1.45598 1.45598 ZT12-15 1.778215 1.778215 1.778215 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0 0.0 0.0