condition mean min max ZT0-3 101.5804 80.1603 123.0005 ZT4-7 156.47899999999998 156.47899999999998 156.47899999999998 ZT8-11 67.80080000000001 67.80080000000001 67.80080000000001 ZT12-15 0 0 0 ZT16-19 47.101200000000006 47.101200000000006 47.101200000000006 ZT20-23 179.07150000000001 179.07150000000001 179.07150000000001