condition mean min max ZT0-3 92.10300000000001 92.10300000000001 92.10300000000001 ZT4-7 70.9362 70.9362 70.9362 ZT8-11 100.031 100.031 100.031 ZT12-15 88.2547 88.2547 88.2547 ZT16-19 96.94185 96.94185 96.94185 ZT20-23 83.8077 83.8077 83.8077