condition mean min max ZT0-3 0.3555165 0.3414685 0.3695645 ZT4-7 0.6062099999999999 0.6062099999999999 0.6062099999999999 ZT8-11 1.86836 1.86836 1.86836 ZT12-15 0 0 0 ZT16-19 1.389275 1.389275 1.389275 ZT20-23 0.7309185 0.7309185 0.7309185