condition mean min max ZT0-3 9384.25 9384.25 9384.25 ZT4-7 9653.4 9653.4 9653.4 ZT8-11 10615.099999999999 10615.099999999999 10615.099999999999 ZT12-15 11678.65 11678.65 11678.65 ZT16-19 11166.1 11166.1 11166.1 ZT20-23 9803.900000000001 9803.900000000001 9803.900000000001