condition mean min max ZT0-3 105.7885 105.7885 105.7885 ZT4-7 81.4494 81.4494 81.4494 ZT8-11 126.783 126.783 126.783 ZT12-15 95.55170000000001 95.55170000000001 95.55170000000001 ZT16-19 112.96975 112.96975 112.96975 ZT20-23 79.7219 79.7219 79.7219