condition mean min max ZT0-3 10.80015 10.80015 10.80015 ZT4-7 9.035720000000001 9.035720000000001 9.035720000000001 ZT8-11 9.28774 9.28774 9.28774 ZT12-15 9.378935 9.378935 9.378935 ZT16-19 10.56655 10.56655 10.56655 ZT20-23 9.409780000000001 9.409780000000001 9.409780000000001