condition mean min max ZT0-3 101.1408 101.1408 101.1408 ZT4-7 95.42085 95.42085 95.42085 ZT8-11 86.15559999999999 86.15559999999999 86.15559999999999 ZT12-15 89.50565 89.50565 89.50565 ZT16-19 96.62100000000001 96.62100000000001 96.62100000000001 ZT20-23 100.28036666666667 100.28036666666667 100.28036666666667