condition mean min max ZT0-3 217.348 217.348 217.348 ZT4-7 183.203 183.203 183.203 ZT8-11 179.1585 179.1585 179.1585 ZT12-15 135.5605 135.5605 135.5605 ZT16-19 223.472 223.472 223.472 ZT20-23 210.4975 210.4975 210.4975