Average Effective Federal Funds Rate by chairman of the Fed in the post-war

William McChesney Martin (15 years)  3.62%
Arthur F. Burns (8)        6.49%
G. William Miller (2)    9.56%
Paul Volcker (9)           10.45%
Alan Greenspan (19)     4.86%
Ben Bernanke (8)          1.58%
Janet Yellin (less than 1) .09%

Average Effective Federal Funds Rates in the post-war by decades

1955-1960  2.62%
1961-1970  4.58%
1971-1980  7.72%
1981-1990  9.44%
1991-2000  4.96%
2001-2010  2.35%
2011-2013  0.12%
2014 to date .09%

Post-war average (six decades): 5.3%

Why do voting machines in heavily Democrat states always malfunction in favor of the Democrats, huh?

Just recently in Schaumburg, Illinois, here, and now in Maryland, here.