condition mean min max ZT0-3 10228.00677 10228.00677 10228.00677 ZT4-7 9620.115453499999 9620.115453499999 9620.115453499999 ZT8-11 10185.964329999999 10185.964329999999 10185.964329999999 ZT12-15 9911.0445425 9911.0445425 9911.0445425 ZT16-19 10769.743705 10769.743705 10769.743705 ZT20-23 9833.69054 9833.69054 9833.69054