condition mean min max ZT0-3 3833.7933333333335 2929.255 5077.0 ZT4-7 5822.155 5822.155 5822.155 ZT8-11 7278.855 7278.855 7278.855 ZT12-15 4453.2075 3881.135 5025.280000000001 ZT16-19 3031.42 3031.42 3031.42 ZT20-23 1776.255 1776.255 1776.255