condition mean min max ZT0-3 1381.15 1381.15 1381.15 ZT4-7 924.1 924.1 924.1 ZT8-11 926.8499999999999 926.8499999999999 926.8499999999999 ZT12-15 1029.3 1029.3 1029.3 ZT16-19 1164.5 1164.5 1164.5 ZT20-23 1558.15 1558.15 1558.15