Did Sales Increase? Funny MOEs from the Federal Gov’t

https://www.census.gov/construction/nrs/pdf/newressales.pdf

Sales of new single-family houses in September 2017 were at a seasonally adjusted annual rate of 667,000, according to estimates released jointly today by the U.S. Census Bureau and the Department of Housing and Urban Development. This is 18.9 percent (±19.0 percent)* above the revised August rate of 561,000 and is 17.0 percent (±22.4 percent)* above the September 2016 estimate of 570,000.