NOTE: THIS DATA FILE WILL CHANGE! To improve accessibility of data for all users, we will convert this file from a text format to an html table by the end of June 2024. Title: Index of Business Activity for Pittsburgh, PA Series ID: M129AAUS38300M511SNBR Source: National Bureau of Economic Research Release: NBER Macrohistory Database (Not a Press Release) Seasonal Adjustment: Seasonally Adjusted Frequency: Monthly Units: Percent of Normal Date Range: 1884-01-01 to 1953-06-01 Last Updated: 2012-08-17 3:32 PM CDT Notes: This Series Has Been Adjusted For Trend As Well As For Seasonal Variation. Source: 1884-1918 Data Are From "Index Of Business Activity In The Pittsburgh District, 1884-1936, " A Leaflet Prepared By The Bureau Of Business Research, University Of Pittsburgh; 1919-1953 Data Are From The Pittsburgh Business Review, June 30, 1943, P. 13; December 1948, P. 3, And Monthly Issues Thereafter. This NBER data series m12009aa appears on the NBER website in Chapter 12 at http://www.nber.org/databases/macrohistory/contents/chapter12.html. NBER Indicator: m12009aa DATE VALUE 1884-01-01 105.1 1884-02-01 104.5 1884-03-01 107.1 1884-04-01 109.2 1884-05-01 106.8 1884-06-01 100.0 1884-07-01 92.6 1884-08-01 91.0 1884-09-01 89.7 1884-10-01 88.3 1884-11-01 87.6 1884-12-01 79.3 1885-01-01 73.7 1885-02-01 77.5 1885-03-01 86.1 1885-04-01 83.4 1885-05-01 81.5 1885-06-01 83.6 1885-07-01 82.0 1885-08-01 80.3 1885-09-01 83.6 1885-10-01 84.1 1885-11-01 85.3 1885-12-01 87.5 1886-01-01 89.3 1886-02-01 93.4 1886-03-01 92.6 1886-04-01 88.2 1886-05-01 86.6 1886-06-01 92.6 1886-07-01 98.7 1886-08-01 97.5 1886-09-01 98.1 1886-10-01 98.0 1886-11-01 101.4 1886-12-01 100.1 1887-01-01 98.6 1887-02-01 97.4 1887-03-01 100.5 1887-04-01 104.1 1887-05-01 93.2 1887-06-01 89.3 1887-07-01 99.1 1887-08-01 107.0 1887-09-01 109.3 1887-10-01 106.0 1887-11-01 104.4 1887-12-01 102.0 1888-01-01 97.1 1888-02-01 92.5 1888-03-01 84.9 1888-04-01 86.8 1888-05-01 93.3 1888-06-01 97.1 1888-07-01 98.7 1888-08-01 100.2 1888-09-01 98.2 1888-10-01 100.9 1888-11-01 103.0 1888-12-01 102.6 1889-01-01 102.3 1889-02-01 105.9 1889-03-01 105.4 1889-04-01 104.4 1889-05-01 104.4 1889-06-01 104.3 1889-07-01 110.3 1889-08-01 111.5 1889-09-01 105.6 1889-10-01 108.5 1889-11-01 108.3 1889-12-01 107.7 1890-01-01 108.6 1890-02-01 112.0 1890-03-01 109.9 1890-04-01 111.3 1890-05-01 112.8 1890-06-01 113.2 1890-07-01 114.0 1890-08-01 111.4 1890-09-01 112.2 1890-10-01 112.1 1890-11-01 108.0 1890-12-01 105.2 1891-01-01 105.3 1891-02-01 98.3 1891-03-01 90.2 1891-04-01 87.6 1891-05-01 96.2 1891-06-01 110.1 1891-07-01 111.3 1891-08-01 109.1 1891-09-01 107.7 1891-10-01 107.2 1891-11-01 103.6 1891-12-01 106.0 1892-01-01 106.0 1892-02-01 113.2 1892-03-01 109.0 1892-04-01 110.2 1892-05-01 108.1 1892-06-01 109.9 1892-07-01 108.8 1892-08-01 104.1 1892-09-01 102.4 1892-10-01 106.0 1892-11-01 108.0 1892-12-01 108.6 1893-01-01 104.0 1893-02-01 104.8 1893-03-01 107.0 1893-04-01 109.1 1893-05-01 106.9 1893-06-01 104.9 1893-07-01 94.6 1893-08-01 80.7 1893-09-01 77.3 1893-10-01 80.1 1893-11-01 83.7 1893-12-01 85.1 1894-01-01 83.9 1894-02-01 84.2 1894-03-01 88.3 1894-04-01 85.8 1894-05-01 69.5 1894-06-01 72.4 1894-07-01 88.7 1894-08-01 94.4 1894-09-01 95.2 1894-10-01 96.8 1894-11-01 94.4 1894-12-01 94.8 1895-01-01 92.8 1895-02-01 90.7 1895-03-01 90.9 1895-04-01 93.0 1895-05-01 94.0 1895-06-01 97.3 1895-07-01 99.6 1895-08-01 99.7 1895-09-01 97.1 1895-10-01 98.6 1895-11-01 97.8 1895-12-01 95.9 1896-01-01 92.6 1896-02-01 91.8 1896-03-01 89.6 1896-04-01 91.2 1896-05-01 90.5 1896-06-01 91.0 1896-07-01 90.0 1896-08-01 82.5 1896-09-01 75.7 1896-10-01 79.1 1896-11-01 81.4 1896-12-01 85.9 1897-01-01 83.8 1897-02-01 84.7 1897-03-01 82.3 1897-04-01 84.8 1897-05-01 85.9 1897-06-01 89.6 1897-07-01 95.8 1897-08-01 93.2 1897-09-01 92.3 1897-10-01 94.2 1897-11-01 96.6 1897-12-01 98.4 1898-01-01 97.7 1898-02-01 98.9 1898-03-01 97.7 1898-04-01 96.4 1898-05-01 93.8 1898-06-01 96.3 1898-07-01 96.7 1898-08-01 97.4 1898-09-01 93.7 1898-10-01 92.0 1898-11-01 94.4 1898-12-01 95.4 1899-01-01 102.9 1899-02-01 109.4 1899-03-01 111.9 1899-04-01 107.7 1899-05-01 104.6 1899-06-01 104.1 1899-07-01 103.3 1899-08-01 103.3 1899-09-01 105.4 1899-10-01 110.7 1899-11-01 109.2 1899-12-01 104.0 1900-01-01 102.1 1900-02-01 101.8 1900-03-01 102.3 1900-04-01 103.5 1900-05-01 108.5 1900-06-01 105.6 1900-07-01 99.8 1900-08-01 97.2 1900-09-01 91.8 1900-10-01 95.8 1900-11-01 95.7 1900-12-01 98.4 1901-01-01 104.8 1901-02-01 107.0 1901-03-01 110.4 1901-04-01 111.2 1901-05-01 111.9 1901-06-01 109.9 1901-07-01 106.9 1901-08-01 105.6 1901-09-01 102.5 1901-10-01 105.2 1901-11-01 104.0 1901-12-01 103.8 1902-01-01 110.2 1902-02-01 104.8 1902-03-01 105.5 1902-04-01 105.8 1902-05-01 108.6 1902-06-01 108.8 1902-07-01 109.3 1902-08-01 108.5 1902-09-01 108.2 1902-10-01 108.6 1902-11-01 103.6 1902-12-01 104.9 1903-01-01 107.0 1903-02-01 108.2 1903-03-01 112.2 1903-04-01 113.5 1903-05-01 114.0 1903-06-01 117.7 1903-07-01 115.5 1903-08-01 112.4 1903-09-01 108.2 1903-10-01 100.2 1903-11-01 85.8 1903-12-01 78.7 1904-01-01 82.2 1904-02-01 91.5 1904-03-01 97.5 1904-04-01 98.6 1904-05-01 95.3 1904-06-01 91.6 1904-07-01 87.9 1904-08-01 91.5 1904-09-01 97.4 1904-10-01 97.2 1904-11-01 100.8 1904-12-01 105.5 1905-01-01 108.5 1905-02-01 106.8 1905-03-01 110.8 1905-04-01 112.9 1905-05-01 110.1 1905-06-01 109.3 1905-07-01 109.6 1905-08-01 109.2 1905-09-01 108.0 1905-10-01 108.3 1905-11-01 111.1 1905-12-01 116.1 1906-01-01 121.3 1906-02-01 118.1 1906-03-01 115.1 1906-04-01 106.6 1906-05-01 107.0 1906-06-01 108.9 1906-07-01 110.1 1906-08-01 104.6 1906-09-01 104.0 1906-10-01 110.7 1906-11-01 111.5 1906-12-01 113.8 1907-01-01 115.0 1907-02-01 116.5 1907-03-01 109.8 1907-04-01 116.1 1907-05-01 113.8 1907-06-01 115.5 1907-07-01 116.5 1907-08-01 111.4 1907-09-01 108.3 1907-10-01 107.5 1907-11-01 100.2 1907-12-01 80.6 1908-01-01 78.3 1908-02-01 81.4 1908-03-01 79.1 1908-04-01 72.1 1908-05-01 68.5 1908-06-01 73.0 1908-07-01 80.4 1908-08-01 82.5 1908-09-01 82.4 1908-10-01 84.4 1908-11-01 83.5 1908-12-01 88.4 1909-01-01 87.1 1909-02-01 86.1 1909-03-01 84.0 1909-04-01 88.0 1909-05-01 90.3 1909-06-01 96.1 1909-07-01 102.9 1909-08-01 101.6 1909-09-01 103.9 1909-10-01 104.7 1909-11-01 110.3 1909-12-01 113.6 1910-01-01 110.9 1910-02-01 108.5 1910-03-01 108.6 1910-04-01 102.8 1910-05-01 103.3 1910-06-01 103.0 1910-07-01 100.8 1910-08-01 100.6 1910-09-01 99.5 1910-10-01 97.7 1910-11-01 94.2 1910-12-01 92.2 1911-01-01 92.1 1911-02-01 95.7 1911-03-01 98.6 1911-04-01 98.0 1911-05-01 91.8 1911-06-01 91.8 1911-07-01 92.6 1911-08-01 94.9 1911-09-01 95.0 1911-10-01 94.2 1911-11-01 94.1 1911-12-01 95.7 1912-01-01 98.8 1912-02-01 104.2 1912-03-01 105.2 1912-04-01 102.5 1912-05-01 110.1 1912-06-01 107.7 1912-07-01 107.5 1912-08-01 107.6 1912-09-01 102.4 1912-10-01 107.7 1912-11-01 106.9 1912-12-01 111.0 1913-01-01 114.9 1913-02-01 112.1 1913-03-01 109.1 1913-04-01 115.5 1913-05-01 114.6 1913-06-01 108.7 1913-07-01 108.0 1913-08-01 104.7 1913-09-01 106.0 1913-10-01 107.1 1913-11-01 103.4 1913-12-01 95.6 1914-01-01 92.5 1914-02-01 95.1 1914-03-01 99.9 1914-04-01 95.0 1914-05-01 92.0 1914-06-01 91.0 1914-07-01 93.5 1914-08-01 94.4 1914-09-01 91.7 1914-10-01 83.4 1914-11-01 76.8 1914-12-01 77.2 1915-01-01 78.3 1915-02-01 84.0 1915-03-01 87.4 1915-04-01 91.3 1915-05-01 94.7 1915-06-01 99.1 1915-07-01 105.1 1915-08-01 105.2 1915-09-01 107.5 1915-10-01 109.6 1915-11-01 114.9 1915-12-01 118.2 1916-01-01 119.1 1916-02-01 118.4 1916-03-01 116.2 1916-04-01 116.4 1916-05-01 118.0 1916-06-01 115.0 1916-07-01 114.7 1916-08-01 112.3 1916-09-01 112.2 1916-10-01 112.6 1916-11-01 114.3 1916-12-01 113.2 1917-01-01 112.9 1917-02-01 105.0 1917-03-01 113.1 1917-04-01 114.0 1917-05-01 114.3 1917-06-01 113.3 1917-07-01 113.4 1917-08-01 110.8 1917-09-01 106.9 1917-10-01 106.5 1917-11-01 111.1 1917-12-01 105.0 1918-01-01 94.1 1918-02-01 94.9 1918-03-01 104.4 1918-04-01 113.2 1918-05-01 115.4 1918-06-01 116.4 1918-07-01 124.1 1918-08-01 118.6 1918-09-01 117.7 1918-10-01 112.4 1918-11-01 111.1 1918-12-01 112.9 1919-01-01 107.7 1919-02-01 103.8 1919-03-01 98.4 1919-04-01 94.4 1919-05-01 92.2 1919-06-01 100.2 1919-07-01 109.8 1919-08-01 112.2 1919-09-01 107.4 1919-10-01 97.9 1919-11-01 95.7 1919-12-01 101.6 1920-01-01 109.0 1920-02-01 110.0 1920-03-01 112.4 1920-04-01 99.1 1920-05-01 100.3 1920-06-01 109.2 1920-07-01 112.4 1920-08-01 115.4 1920-09-01 115.1 1920-10-01 113.9 1920-11-01 109.5 1920-12-01 106.9 1921-01-01 94.6 1921-02-01 87.6 1921-03-01 77.3 1921-04-01 74.4 1921-05-01 78.6 1921-06-01 74.4 1921-07-01 67.7 1921-08-01 71.4 1921-09-01 72.2 1921-10-01 79.0 1921-11-01 79.5 1921-12-01 77.3 1922-01-01 77.4 1922-02-01 83.9 1922-03-01 91.9 1922-04-01 81.2 1922-05-01 83.7 1922-06-01 88.5 1922-07-01 89.1 1922-08-01 86.2 1922-09-01 98.2 1922-10-01 104.0 1922-11-01 109.5 1922-12-01 110.2 1923-01-01 111.3 1923-02-01 108.9 1923-03-01 116.1 1923-04-01 122.6 1923-05-01 124.6 1923-06-01 122.9 1923-07-01 121.5 1923-08-01 118.0 1923-09-01 114.2 1923-10-01 110.8 1923-11-01 106.3 1923-12-01 104.2 1924-01-01 107.6 1924-02-01 112.8 1924-03-01 110.4 1924-04-01 102.2 1924-05-01 95.0 1924-06-01 90.0 1924-07-01 87.3 1924-08-01 91.7 1924-09-01 95.2 1924-10-01 97.7 1924-11-01 98.4 1924-12-01 103.2 1925-01-01 109.0 1925-02-01 108.2 1925-03-01 106.7 1925-04-01 102.8 1925-05-01 97.4 1925-06-01 97.6 1925-07-01 98.3 1925-08-01 99.6 1925-09-01 102.4 1925-10-01 106.1 1925-11-01 112.3 1925-12-01 119.4 1926-01-01 112.7 1926-02-01 108.7 1926-03-01 106.2 1926-04-01 106.1 1926-05-01 105.7 1926-06-01 106.9 1926-07-01 108.8 1926-08-01 110.3 1926-09-01 111.2 1926-10-01 110.6 1926-11-01 113.7 1926-12-01 112.4 1927-01-01 105.6 1927-02-01 109.4 1927-03-01 115.6 1927-04-01 108.1 1927-05-01 104.3 1927-06-01 103.5 1927-07-01 99.6 1927-08-01 99.7 1927-09-01 97.5 1927-10-01 92.8 1927-11-01 92.1 1927-12-01 95.3 1928-01-01 100.3 1928-02-01 103.5 1928-03-01 101.5 1928-04-01 103.0 1928-05-01 105.5 1928-06-01 104.6 1928-07-01 104.1 1928-08-01 108.3 1928-09-01 107.7 1928-10-01 113.8 1928-11-01 116.1 1928-12-01 115.8 1929-01-01 115.3 1929-02-01 113.7 1929-03-01 115.0 1929-04-01 117.2 1929-05-01 120.5 1929-06-01 122.9 1929-07-01 126.1 1929-08-01 125.0 1929-09-01 120.5 1929-10-01 118.6 1929-11-01 114.0 1929-12-01 110.3 1930-01-01 104.8 1930-02-01 106.2 1930-03-01 105.1 1930-04-01 105.4 1930-05-01 106.3 1930-06-01 104.9 1930-07-01 101.2 1930-08-01 96.6 1930-09-01 95.2 1930-10-01 92.4 1930-11-01 85.8 1930-12-01 81.1 1931-01-01 80.3 1931-02-01 79.7 1931-03-01 81.6 1931-04-01 80.5 1931-05-01 76.9 1931-06-01 72.9 1931-07-01 70.5 1931-08-01 65.2 1931-09-01 63.1 1931-10-01 59.9 1931-11-01 60.5 1931-12-01 60.4 1932-01-01 55.2 1932-02-01 54.3 1932-03-01 53.2 1932-04-01 51.2 1932-05-01 47.0 1932-06-01 45.8 1932-07-01 43.1 1932-08-01 42.6 1932-09-01 44.8 1932-10-01 45.8 1932-11-01 47.6 1932-12-01 46.4 1933-01-01 44.7 1933-02-01 43.9 1933-03-01 41.6 1933-04-01 43.5 1933-05-01 50.8 1933-06-01 64.6 1933-07-01 75.5 1933-08-01 76.1 1933-09-01 62.8 1933-10-01 57.2 1933-11-01 57.1 1933-12-01 59.9 1934-01-01 56.5 1934-02-01 58.9 1934-03-01 67.1 1934-04-01 66.4 1934-05-01 73.2 1934-06-01 74.0 1934-07-01 57.7 1934-08-01 55.8 1934-09-01 52.1 1934-10-01 54.5 1934-11-01 56.6 1934-12-01 60.4 1935-01-01 68.0 1935-02-01 71.8 1935-03-01 73.6 1935-04-01 61.6 1935-05-01 63.5 1935-06-01 66.2 1935-07-01 63.5 1935-08-01 68.1 1935-09-01 69.3 1935-10-01 74.1 1935-11-01 77.6 1935-12-01 80.5 1936-01-01 76.6 1936-02-01 77.5 1936-03-01 68.8 1936-04-01 84.0 1936-05-01 88.6 1936-06-01 90.4 1936-07-01 95.0 1936-08-01 95.6 1936-09-01 98.1 1936-10-01 99.7 1936-11-01 102.3 1936-12-01 112.1 1937-01-01 109.8 1937-02-01 112.5 1937-03-01 114.1 1937-04-01 102.9 1937-05-01 103.0 1937-06-01 104.3 1937-07-01 103.8 1937-08-01 104.7 1937-09-01 102.6 1937-10-01 87.4 1937-11-01 73.1 1937-12-01 64.5 1938-01-01 62.2 1938-02-01 60.1 1938-03-01 59.7 1938-04-01 55.8 1938-05-01 51.5 1938-06-01 51.1 1938-07-01 53.7 1938-08-01 58.9 1938-09-01 62.9 1938-10-01 67.3 1938-11-01 76.4 1938-12-01 77.5 1939-01-01 75.4 1939-02-01 75.6 1939-03-01 77.0 1939-04-01 57.7 1939-05-01 59.8 1939-06-01 70.6 1939-07-01 73.6 1939-08-01 79.6 1939-09-01 90.7 1939-10-01 105.2 1939-11-01 115.5 1939-12-01 116.7 1940-01-01 109.3 1940-02-01 97.7 1940-03-01 89.5 1940-04-01 84.5 1940-05-01 91.8 1940-06-01 100.6 1940-07-01 105.7 1940-08-01 107.2 1940-09-01 108.0 1940-10-01 109.7 1940-11-01 118.3 1940-12-01 126.6 1941-01-01 125.7 1941-02-01 123.7 1941-03-01 123.1 1941-04-01 101.6 1941-05-01 123.5 1941-06-01 124.6 1941-07-01 129.7 1941-08-01 129.4 1941-09-01 123.7 1941-10-01 122.6 1941-11-01 123.6 1941-12-01 127.6 1942-01-01 129.4 1942-02-01 124.8 1942-03-01 125.0 1942-04-01 126.4 1942-05-01 125.1 1942-06-01 123.6 1942-07-01 126.3 1942-08-01 125.0 1942-09-01 123.2 1942-10-01 125.0 1942-11-01 123.9 1942-12-01 121.4 1943-01-01 129.2 1943-02-01 129.8 1943-03-01 130.4 1943-04-01 126.7 1943-05-01 127.6 1943-06-01 115.6 1943-07-01 130.2 1943-08-01 133.8 1943-09-01 132.2 1943-10-01 131.7 1943-11-01 127.3 1943-12-01 129.9 1944-01-01 135.8 1944-02-01 134.0 1944-03-01 134.6 1944-04-01 131.6 1944-05-01 133.5 1944-06-01 131.7 1944-07-01 131.3 1944-08-01 131.4 1944-09-01 128.9 1944-10-01 127.9 1944-11-01 130.7 1944-12-01 123.6 1945-01-01 129.7 1945-02-01 126.4 1945-03-01 130.8 1945-04-01 123.5 1945-05-01 127.5 1945-06-01 126.4 1945-07-01 127.4 1945-08-01 112.7 1945-09-01 109.1 1945-10-01 95.6 1945-11-01 116.3 1945-12-01 118.6 1946-01-01 105.7 1946-02-01 84.3 1946-03-01 131.8 1946-04-01 92.6 1946-05-01 81.8 1946-06-01 118.3 1946-07-01 131.8 1946-08-01 136.1 1946-09-01 129.4 1946-10-01 126.8 1946-11-01 124.7 1946-12-01 120.8 1947-01-01 140.6 1947-02-01 132.8 1947-03-01 134.8 1947-04-01 128.4 1947-05-01 136.0 1947-06-01 132.8 1947-07-01 127.0 1947-08-01 133.1 1947-09-01 125.2 1947-10-01 136.8 1947-11-01 137.6 1947-12-01 137.5 1948-01-01 137.3 1948-02-01 132.6 1948-03-01 129.8 1948-04-01 120.4 1948-05-01 137.4 1948-06-01 137.9 1948-07-01 130.0 1948-08-01 138.3 1948-09-01 134.0 1948-10-01 133.1 1948-11-01 135.1 1948-12-01 135.8 1949-01-01 137.1 1949-02-01 136.8 1949-03-01 126.5 1949-04-01 133.3 1949-05-01 128.9 1949-06-01 116.2 1949-07-01 102.6 1949-08-01 111.0 1949-09-01 101.9 1949-10-01 52.2 1949-11-01 88.4 1949-12-01 118.2 1950-01-01 114.5 1950-02-01 107.9 1950-03-01 120.4 1950-04-01 133.1 1950-05-01 130.0 1950-06-01 134.2 1950-07-01 135.0 1950-08-01 136.9 1950-09-01 134.9 1950-10-01 133.9 1950-11-01 125.1 1950-12-01 133.8 1951-01-01 139.4 1951-02-01 137.1 1951-03-01 134.1 1951-04-01 137.0 1951-05-01 136.0 1951-06-01 135.8 1951-07-01 130.5 1951-08-01 135.7 1951-09-01 135.6 1951-10-01 133.8 1951-11-01 135.7 1951-12-01 133.2 1952-01-01 136.0 1952-02-01 138.0 1952-03-01 134.5 1952-04-01 126.6 1952-05-01 124.5 1952-06-01 69.9 1952-07-01 69.1 1952-08-01 124.6 1952-09-01 134.5 1952-10-01 131.2 1952-11-01 135.9 1952-12-01 136.2 1953-01-01 134.3 1953-02-01 136.8 1953-03-01 132.9 1953-04-01 130.4 1953-05-01 130.8 1953-06-01 131.0