Title: Total Transit Passengers for United States Series ID: A0312AUSA430NNBR Source: National Bureau of Economic Research Release: NBER Macrohistory Database (Not a Press Release) Seasonal Adjustment: Not Seasonally Adjusted Frequency: Annual Units: Millions of Passengers Date Range: 1919-01-01 to 1933-01-01 Last Updated: 2012-08-16 2:03 PM CDT Notes: Source: Transit Journal, January 1936, P. 6 And Previous Issues. This NBER data series a03012a appears on the NBER website in Chapter 3 at http://www.nber.org/databases/macrohistory/contents/chapter03.html. NBER Indicator: a03012a DATE VALUE 1919-01-01 15.313 1920-01-01 15.998 1921-01-01 15.198 1922-01-01 16.161 1923-01-01 16.706 1924-01-01 16.638 1925-01-01 16.741 1926-01-01 17.084 1927-01-01 16.885 1928-01-01 16.503 1929-01-01 16.371 1930-01-01 15.070 1931-01-01 13.658 1932-01-01 11.697 1933-01-01 11.051