condition mean min max ZT0-3 151.335 151.335 151.335 ZT4-7 128.2035 128.2035 128.2035 ZT8-11 135.28 135.28 135.28 ZT12-15 90.27195 90.27195 90.27195 ZT16-19 155.0125 155.0125 155.0125 ZT20-23 147.78750000000002 147.78750000000002 147.78750000000002