Baseline Extended Social Security Medicare (net) Medicaid Net Interest All other spending Revenue Total federal spending Unified surplus/deficit Debt held by the public Percent of GDP 2008 4.3 2.7 1.5 1.6 10.1 18.7 20.3 -1.5 36.8 2009 4.4 2.8 1.5 1.6 10.0 19.0 20.4 -1.3 36.7 2010 4.4 2.8 1.6 1.7 9.7 18.6 20.2 -1.5 36.5 2011 4.4 2.9 1.6 1.7 9.5 19.3 20.1 -0.7 35.4 2012 4.4 2.8 1.6 1.7 9.0 19.9 19.4 0.5 33.3 2013 4.5 3.0 1.7 1.6 8.9 19.9 19.6 0.3 31.6 2014 4.5 3.1 1.7 1.5 8.6 20.0 19.4 0.5 29.8 2015 4.6 3.1 1.8 1.4 8.5 20.0 19.5 0.6 28.0 2016 4.7 3.3 1.9 1.4 8.4 20.1 19.7 0.5 26.4 2017 4.8 3.3 1.9 1.3 8.2 20.2 19.4 0.7 24.6 2018 4.9 3.3 2.0 1.2 8.0 20.3 19.4 1.0 22.6 2019 5.0 3.5 2.0 1.1 8.0 20.3 19.6 0.8 20.9 2020 5.1 3.7 2.0 1.0 8.0 20.3 19.8 0.6 19.6 2021 5.2 3.8 2.1 0.9 8.0 20.3 20.1 0.2 18.6 2022 5.3 4.0 2.1 0.9 8.0 20.3 20.4 0.0 18.0 2023 5.4 4.2 2.2 0.8 8.0 20.3 20.7 -0.4 17.7 2024 5.5 4.4 2.2 0.8 8.0 20.3 21.0 -0.7 17.7 2025 5.7 4.6 2.3 0.8 8.0 20.3 21.4 -1.1 18.2 2026 5.7 4.7 2.3 0.9 8.0 20.3 21.7 -1.3 18.9 2027 5.8 4.9 2.4 0.9 8.0 20.3 22.1 -1.7 19.9 2028 5.9 5.1 2.4 0.9 8.0 20.3 22.4 -2.0 21.2 2029 6.0 5.2 2.5 1.0 8.0 20.3 22.7 -2.4 22.9 2030 6.1 5.4 2.5 1.1 8.0 20.3 23.0 -2.7 24.7 2031 6.1 5.5 2.6 1.2 8.0 20.3 23.4 -3.1 26.9 2032 6.2 5.6 2.7 1.3 8.0 20.3 23.8 -3.5 29.4 2033 6.2 5.8 2.7 1.4 8.0 20.3 24.1 -3.8 32.1 2034 6.2 5.9 2.8 1.5 8.0 20.3 24.5 -4.1 35.1 2035 6.2 6.0 2.8 1.7 8.0 20.3 24.8 -4.4 38.2 2036 6.3 6.1 2.9 1.8 8.0 20.3 25.2 -4.8 41.6 2037 6.3 6.3 3.0 2.0 8.0 20.3 25.5 -5.2 45.2 2038 6.3 6.4 3.0 2.1 8.0 20.3 25.8 -5.5 49.0 2039 6.3 6.5 3.1 2.3 8.0 20.3 26.2 -5.8 53.0 2040 6.3 6.5 3.1 2.5 8.0 20.3 26.4 -6.1 57.2 2041 6.2 6.6 3.2 2.7 8.0 20.3 26.8 -6.5 61.5 2042 6.2 6.7 3.2 2.9 8.0 20.3 27.1 -6.7 66.0 2043 6.2 6.8 3.3 3.1 8.0 20.3 27.4 -7.1 70.6 2044 6.2 6.9 3.4 3.3 8.0 20.3 27.8 -7.5 75.4 2045 6.2 6.9 3.4 3.6 8.0 20.3 28.1 -7.8 80.4 2046 6.2 7.0 3.5 3.8 8.0 20.3 28.5 -8.2 85.5 2047 6.2 7.1 3.5 4.0 8.0 20.3 28.8 -8.5 90.7 2048 6.1 7.1 3.6 4.3 8.0 20.3 29.2 -8.9 96.2 2049 6.1 7.2 3.6 4.6 8.0 20.3 29.5 -9.2 101.8 2050 6.1 7.3 3.7 4.8 8.0 20.3 29.9 -9.6 107.6 2051 6.1 7.3 3.7 5.1 8.0 20.3 30.3 -9.9 113.5 2052 6.1 7.4 3.7 5.4 8.0 20.3 30.6 -10.3 119.5 2053 6.1 7.5 3.8 5.7 8.0 20.3 31.0 -10.7 125.7 2054 6.1 7.5 3.8 5.9 8.0 20.3 31.4 -11.0 132.1 2055 6.1 7.6 3.9 6.2 8.0 20.3 31.9 -11.5 138.6 2056 6.1 7.7 3.9 6.6 8.0 20.3 32.2 -11.9 145.3 2057 6.1 7.7 4.0 6.9 8.0 20.3 32.7 -12.4 152.2 2058 6.1 7.8 4.0 7.2 8.0 20.3 33.1 -12.8 159.2 2059 6.1 7.9 4.1 7.5 8.0 20.3 33.6 -13.3 166.4 2060 6.1 8.0 4.1 7.9 8.0 20.3 34.0 -13.7 173.8 2061 6.1 8.0 4.1 8.2 8.0 20.3 34.4 -14.1 181.3 2062 6.1 8.1 4.2 8.6 8.0 20.3 35.0 -14.6 189.0 2063 6.0 8.2 4.2 8.9 8.0 20.3 35.4 -15.0 196.8 2064 6.0 8.3 4.3 9.3 8.0 20.3 35.9 -15.6 204.9 2065 6.0 8.3 4.3 9.7 8.0 20.3 36.4 -16.0 213.0 2066 6.0 8.4 4.4 10.1 8.0 20.3 36.9 -16.6 221.4 2067 6.0 8.5 4.4 10.5 8.0 20.3 37.4 -17.0 230.0 2068 6.0 8.5 4.5 10.9 8.0 20.3 38.0 -17.6 238.7 2069 6.0 8.6 4.5 11.3 8.0 20.3 38.4 -18.1 247.6 2070 6.0 8.7 4.6 11.7 8.0 20.3 39.0 -18.7 256.7 2071 6.0 8.7 4.6 12.1 8.0 20.3 39.5 -19.2 265.9 2072 6.0 8.8 4.6 12.6 8.0 20.3 40.0 -19.7 275.2 2073 6.0 8.9 4.7 13.0 8.0 20.3 40.6 -20.2 284.8 2074 6.0 8.9 4.7 13.5 8.0 20.3 41.1 -20.8 294.5 2075 6.0 9.0 4.8 13.9 8.0 20.3 41.7 -21.4 304.3 2076 6.0 9.0 4.8 14.4 8.0 20.3 42.2 -21.9 314.3 2077 6.0 9.1 4.9 14.8 8.0 20.3 42.9 -22.5 324.6 2078 6.0 9.2 4.9 15.3 8.0 20.3 43.4 -23.0 334.9 2079 6.0 9.2 4.9 15.8 8.0 20.3 43.9 -23.6 345.3 2080 6.0 9.3 5.0 16.3 8.0 20.3 44.6 -24.2 356.0 2081 6.0 9.3 5.0 16.8 8.0 20.3 45.1 -24.8 366.7 2082 6.0 9.4 5.1 17.3 8.0 20.3 45.8 -25.4 377.7 Source: GAO's April 2008 analysis.