condition mean min max ZT0-3 92.1125 92.1125 92.1125 ZT4-7 76.62055000000001 76.62055000000001 76.62055000000001 ZT8-11 71.48245 71.48245 71.48245 ZT12-15 80.73795 80.73795 80.73795 ZT16-19 85.4033 85.4033 85.4033 ZT20-23 93.6181 93.6181 93.6181