June 18, 2019 Graphic Mandatory spending by the federal government totaled $2.5 trillion in 2018, of which $1.7 trillion was for Social Security and Medicare. View Document1.29 MB Summary Related Publications Discretionary Spending in 2018: An InfographicJune 18, 2019 Revenues in 2018: An InfographicJune 18, 2019 The Federal Budget in 2018: An Infographic June 18, 2019