A productivity scorecard for the 115th Congress: More laws than before, but not more substance - Pew Research Center

The last Congress was the first one in more than a decade in which Republicans controlled both the House and Senate while a president of their own party sat in the White House. And while the 115th Congress was more legislatively active than its recent predecessors, the proportion of substantive to ceremonial legislation was much the same....
http://www.pewresearch.org/fact-tank/2019/01/25/a-productivity-scorecard-for-115th-congress/