Conversation so far:
where does most of america's gdp come from
All the goods and services produced for household use made up 68 percent of total GDP in the US
What is America's median household income
The U.S. Census Bureau reported in September 2017 that real median household income was $59,039 in 2016

Question: Was the income lower than the previous year
Self-contained rewrite: Was the 2016 median household income in the U.S. lower than in 2015