A growing share of state and local spending is financed by federal grants: Federal grants as a share of state and local expenditures, 1979--2018

Date Federal share of S&L spending
1979 20.8130%
1980 20.3920%
1981 18.3792%
1982 16.1196%
1983 15.3031%
1984 15.1795%
1985 14.6567%
1986 14.6802%
1987 13.0688%
1988 13.3552%
1989 13.1012%
1990 13.6239%
1991 14.7619%
1992 15.6229%
1993 16.3826%
1994 16.6950%
1995 16.5969%
1996 16.6897%
1997 16.6652%
1998 17.0213%
1999 17.3748%
2000 17.3334%
2001 17.7465%
2002 18.3991%
2003 19.4581%
2004 19.2159%
2005 18.8602%
2006 17.9360%
2007 17.6775%
2008 17.3750%
2009 20.3005%
2010 21.9480%
2011 20.4954%
2012 18.9988%
2013 18.6686%
2014 19.8365%
2015 20.5417%
2016 20.7899%
2017 20.2591%
2018 20.3662%

Source: National Income and Product Accounts (NIPA) from the Bureau of Economic Analysis, Table 3.3

View the underlying data on epi.org.