condition mean min max ZT0-3 1804.4525 1597.085 2011.8200000000002 ZT4-7 3033.77 3033.77 3033.77 ZT8-11 3310.51 3310.51 3310.51 ZT12-15 0 0 0 ZT16-19 1164.8200000000002 1164.8200000000002 1164.8200000000002 ZT20-23 1344.62 1344.62 1344.62