Mortgage rates were little changed this week amid an ongoing economic data drought before the federal government reopened on Wednesday. The average 30-year fixed-rate mortgage was 6.24% this week through Wednesday, up from 6.22% a week earlier. Fifteen-year fixed-rate mortgages averaged 5.49%, down from 5.5%. Learn more: How a government shutdown affects mortgage rates Ten-year Treasury yields, which mortgage rates closely track, were little changed this week as Congress voted to end the longest-ever go ...