Data Sources
GDP Year-over-Year Growth
Nominal GDP year-over-year percentage change, derived from annual GDP in current dollars. Bureau of Economic Analysis via Federal Reserve Economic Data.
SS / Medicare Insolvency Horizon
Years remaining until the earlier of Social Security combined OASDI trust fund depletion or Medicare HI trust fund depletion, as projected by each year's Trustees Report. Pre-1975 entries are blank — Social Security operated effectively pay-as-you-go and depletion was not projected as a year. Approximate.
Home Price ÷ Income
Median U.S. home sale price divided by median U.S. household income, by year. Home price from Census/HUD historical median sales price of new homes (HSN1F) and NAR median existing-home price; income from Census Bureau median household income. Some inter-decade values are interpolated between published anchors.
FRED — Median Sales Price (MSPUS)
FRED — Median Household Income
Disclaimer: Data values are approximate annual figures compiled from the public sources listed above. They are intended for general illustration and may differ slightly from official releases due to revisions, seasonal adjustments, or rounding. Always verify using the linked references for precise figures. The 2025 values are estimates based on the most recent available data.