Table Data - Wholesale Price of Copper, Lake for New York, NY
| Title | Wholesale Price of Copper, Lake for New York, NY |
|---|---|
| Series ID | M0415AUS35620M267NNBR |
| Source | National Bureau of Economic Research |
| Release | NBER Macrohistory Database (Not a Press Release) |
| Seasonal Adjustment | Not Seasonally Adjusted |
| Frequency | Monthly |
| Units | Cents per Pound |
| Date Range | 1860-01-01 to 1912-12-01 |
| Last Updated | 2012-08-16 2:57 PM CDT |
| Notes |
| DATE | VALUE |
|---|---|
| 1860-01-01 | 23.8 |
| 1860-02-01 | 23.9 |
| 1860-03-01 | 23.4 |
| 1860-04-01 | 23.8 |
| 1860-05-01 | 22.9 |
| 1860-06-01 | 22.1 |
| 1860-07-01 | 21.6 |
| 1860-08-01 | 21.5 |
| 1860-09-01 | 21.6 |
| 1860-10-01 | 21.8 |
| 1860-11-01 | 20.9 |
| 1860-12-01 | 20.0 |
| 1861-01-01 | 19.5 |
| 1861-02-01 | 19.2 |
| 1861-03-01 | 19.5 |
| 1861-04-01 | 19.4 |
| 1861-05-01 | 19.5 |
| 1861-06-01 | 18.5 |
| 1861-07-01 | 17.8 |
| 1861-08-01 | 18.4 |
| 1861-09-01 | 19.6 |
| 1861-10-01 | 20.1 |
| 1861-11-01 | 21.4 |
| 1861-12-01 | 24.8 |
| 1862-01-01 | 27.5 |
| 1862-02-01 | 26.5 |
| 1862-03-01 | 24.0 |
| 1862-04-01 | 22.2 |
| 1862-05-01 | 21.1 |
| 1862-06-01 | 21.9 |
| 1862-07-01 | 23.5 |
| 1862-08-01 | 24.2 |
| 1862-09-01 | 25.6 |
| 1862-10-01 | 29.9 |
| 1862-11-01 | 31.6 |
| 1862-12-01 | 31.0 |
| 1863-01-01 | 33.0 |
| 1863-02-01 | 36.0 |
| 1863-03-01 | 34.0 |
| 1863-04-01 | 30.5 |
| 1863-05-01 | 30.2 |
| 1863-06-01 | 30.2 |
| 1863-07-01 | 30.5 |
| 1863-08-01 | 30.0 |
| 1863-09-01 | 31.6 |
| 1863-10-01 | 33.4 |
| 1863-11-01 | 36.8 |
| 1863-12-01 | 38.6 |
| 1864-01-01 | 40.1 |
| 1864-02-01 | 41.6 |
| 1864-03-01 | 42.0 |
| 1864-04-01 | 43.2 |
| 1864-05-01 | 43.5 |
| 1864-06-01 | 46.5 |
| 1864-07-01 | 59.8 |
| 1864-08-01 | 51.2 |
| 1864-09-01 | 50.0 |
| 1864-10-01 | 47.5 |
| 1864-11-01 | 48.0 |
| 1864-12-01 | 49.2 |
| 1865-01-01 | 48.2 |
| 1865-02-01 | 45.0 |
| 1865-03-01 | 39.2 |
| 1865-04-01 | 34.5 |
| 1865-05-01 | 32.0 |
| 1865-06-01 | 29.5 |
| 1865-07-01 | 29.1 |
| 1865-08-01 | 31.1 |
| 1865-09-01 | 31.9 |
| 1865-10-01 | 32.5 |
| 1865-11-01 | 39.1 |
| 1865-12-01 | 42.4 |
| 1866-01-01 | 40.0 |
| 1866-02-01 | 36.8 |
| 1866-03-01 | 32.5 |
| 1866-04-01 | 29.2 |
| 1866-05-01 | 29.9 |
| 1866-06-01 | 32.5 |
| 1866-07-01 | 32.2 |
| 1866-08-01 | 30.6 |
| 1866-09-01 | 31.1 |
| 1866-10-01 | 30.9 |
| 1866-11-01 | 28.8 |
| 1866-12-01 | 27.8 |
| 1867-01-01 | 28.1 |
| 1867-02-01 | 27.5 |
| 1867-03-01 | 25.8 |
| 1867-04-01 | 24.0 |
| 1867-05-01 | 24.1 |
| 1867-06-01 | 24.2 |
| 1867-07-01 | 25.0 |
| 1867-08-01 | 26.0 |
| 1867-09-01 | 26.8 |
| 1867-10-01 | 24.8 |
| 1867-11-01 | 22.9 |
| 1867-12-01 | 22.6 |
| 1868-01-01 | 22.5 |
| 1868-02-01 | 23.2 |
| 1868-03-01 | 23.5 |
| 1868-04-01 | 23.8 |
| 1868-05-01 | 24.1 |
| 1868-06-01 | 23.6 |
| 1868-07-01 | 23.8 |
| 1868-08-01 | 24.1 |
| 1868-09-01 | 23.9 |
| 1868-10-01 | 23.5 |
| 1868-11-01 | 23.2 |
| 1868-12-01 | 24.1 |
| 1869-01-01 | 25.0 |
| 1869-02-01 | 26.5 |
| 1869-03-01 | 25.4 |
| 1869-04-01 | 23.6 |
| 1869-05-01 | 24.0 |
| 1869-06-01 | 22.9 |
| 1869-07-01 | 22.0 |
| 1869-08-01 | 22.5 |
| 1869-09-01 | 22.5 |
| 1869-10-01 | 22.4 |
| 1869-11-01 | 22.2 |
| 1869-12-01 | 21.8 |
| 1870-01-01 | 21.4 |
| 1870-02-01 | 20.9 |
| 1870-03-01 | 19.8 |
| 1870-04-01 | 19.1 |
| 1870-05-01 | 19.0 |
| 1870-06-01 | 19.8 |
| 1870-07-01 | 20.4 |
| 1870-08-01 | 20.5 |
| 1870-09-01 | 21.1 |
| 1870-10-01 | 21.8 |
| 1870-11-01 | 22.2 |
| 1870-12-01 | 22.2 |
| 1871-01-01 | 22.1 |
| 1871-02-01 | 21.9 |
| 1871-03-01 | 21.5 |
| 1871-04-01 | 21.5 |
| 1871-05-01 | 21.2 |
| 1871-06-01 | 21.4 |
| 1871-07-01 | 22.1 |
| 1871-08-01 | 22.8 |
| 1871-09-01 | 23.4 |
| 1871-10-01 | 23.5 |
| 1871-11-01 | 24.1 |
| 1871-12-01 | 26.1 |
| 1872-01-01 | 27.8 |
| 1872-02-01 | 28.4 |
| 1872-03-01 | 33.0 |
| 1872-04-01 | 41.2 |
| 1872-05-01 | 36.5 |
| 1872-06-01 | 33.5 |
| 1872-07-01 | 33.2 |
| 1872-08-01 | 33.5 |
| 1872-09-01 | 33.1 |
| 1872-10-01 | 32.1 |
| 1872-11-01 | 31.4 |
| 1872-12-01 | 32.2 |
| 1873-01-01 | 34.2 |
| 1873-02-01 | 34.6 |
| 1873-03-01 | 34.2 |
| 1873-04-01 | 33.2 |
| 1873-05-01 | 31.1 |
| 1873-06-01 | 29.2 |
| 1873-07-01 | 27.8 |
| 1873-08-01 | 27.1 |
| 1873-09-01 | 26.0 |
| 1873-10-01 | 23.2 |
| 1873-11-01 | 22.1 |
| 1873-12-01 | 24.2 |
| 1874-01-01 | 24.8 |
| 1874-02-01 | 24.6 |
| 1874-03-01 | 24.4 |
| 1874-04-01 | 24.9 |
| 1874-05-01 | 24.8 |
| 1874-06-01 | 24.4 |
| 1874-07-01 | 21.9 |
| 1874-08-01 | 20.0 |
| 1874-09-01 | 21.1 |
| 1874-10-01 | 21.8 |
| 1874-11-01 | 22.8 |
| 1874-12-01 | 23.2 |
| 1875-01-01 | 22.2 |
| 1875-02-01 | 22.2 |
| 1875-03-01 | 21.5 |
| 1875-04-01 | 21.5 |
| 1875-05-01 | 21.5 |
| 1875-06-01 | 22.8 |
| 1875-07-01 | 22.8 |
| 1875-08-01 | 23.0 |
| 1875-09-01 | 23.2 |
| 1875-10-01 | 23.1 |
| 1875-11-01 | 23.0 |
| 1875-12-01 | 23.4 |
| 1876-01-01 | 23.1 |
| 1876-02-01 | 22.6 |
| 1876-03-01 | 22.0 |
| 1876-04-01 | 22.0 |
| 1876-05-01 | 21.9 |
| 1876-06-01 | 20.0 |
| 1876-07-01 | 19.8 |
| 1876-08-01 | 19.0 |
| 1876-09-01 | 20.0 |
| 1876-10-01 | 20.8 |
| 1876-11-01 | 20.2 |
| 1876-12-01 | 19.8 |
| 1877-01-01 | 19.2 |
| 1877-02-01 | 19.2 |
| 1877-03-01 | 19.2 |
| 1877-04-01 | 19.4 |
| 1877-05-01 | 19.1 |
| 1877-06-01 | 19.1 |
| 1877-07-01 | 19.0 |
| 1877-08-01 | 18.5 |
| 1877-09-01 | 18.0 |
| 1877-10-01 | 17.9 |
| 1877-11-01 | 17.6 |
| 1877-12-01 | 17.6 |
| 1878-01-01 | 17.5 |
| 1878-02-01 | 17.2 |
| 1878-03-01 | 17.0 |
| 1878-04-01 | 16.9 |
| 1878-05-01 | 16.5 |
| 1878-06-01 | 16.2 |
| 1878-07-01 | 16.1 |
| 1878-08-01 | 16.1 |
| 1878-09-01 | 16.0 |
| 1878-10-01 | 15.8 |
| 1878-11-01 | 15.6 |
| 1878-12-01 | 15.9 |
| 1879-01-01 | 15.8 |
| 1879-02-01 | 15.5 |
| 1879-03-01 | 15.8 |
| 1879-04-01 | 15.9 |
| 1879-05-01 | 16.0 |
| 1879-06-01 | 16.1 |
| 1879-07-01 | 16.0 |
| 1879-08-01 | 16.1 |
| 1879-09-01 | 16.5 |
| 1879-10-01 | 19.5 |
| 1879-11-01 | 21.5 |
| 1879-12-01 | 21.2 |
| 1880-01-01 | 23.0 |
| 1880-02-01 | 24.1 |
| 1880-03-01 | 23.2 |
| 1880-04-01 | 21.8 |
| 1880-05-01 | 19.0 |
| 1880-06-01 | 18.1 |
| 1880-07-01 | 18.5 |
| 1880-08-01 | 19.0 |
| 1880-09-01 | 18.8 |
| 1880-10-01 | 18.8 |
| 1880-11-01 | 18.8 |
| 1880-12-01 | 19.0 |
| 1881-01-01 | 19.2 |
| 1881-02-01 | 19.2 |
| 1881-03-01 | 19.1 |
| 1881-04-01 | 18.9 |
| 1881-05-01 | 18.5 |
| 1881-06-01 | 17.0 |
| 1881-07-01 | 16.2 |
| 1881-08-01 | 16.4 |
| 1881-09-01 | 17.5 |
| 1881-10-01 | 18.1 |
| 1881-11-01 | 18.5 |
| 1881-12-01 | 19.8 |
| 1882-01-01 | 20.2 |
| 1882-02-01 | 19.5 |
| 1882-03-01 | 19.0 |
| 1882-04-01 | 18.9 |
| 1882-05-01 | 18.1 |
| 1882-06-01 | 18.1 |
| 1882-07-01 | 18.1 |
| 1882-08-01 | 18.1 |
| 1882-09-01 | 18.1 |
| 1882-10-01 | 18.1 |
| 1882-11-01 | 18.0 |
| 1882-12-01 | 18.0 |
| 1883-01-01 | 18.0 |
| 1883-02-01 | 17.8 |
| 1883-03-01 | 17.2 |
| 1883-04-01 | 15.9 |
| 1883-05-01 | 15.9 |
| 1883-06-01 | 15.5 |
| 1883-07-01 | 15.0 |
| 1883-08-01 | 15.0 |
| 1883-09-01 | 15.1 |
| 1883-10-01 | 15.1 |
| 1883-11-01 | 15.0 |
| 1883-12-01 | 14.9 |
| 1884-01-01 | 14.9 |
| 1884-02-01 | 14.9 |
| 1884-03-01 | 14.9 |
| 1884-04-01 | 14.5 |
| 1884-05-01 | 14.2 |
| 1884-06-01 | 14.1 |
| 1884-07-01 | 14.0 |
| 1884-08-01 | 13.9 |
| 1884-09-01 | 13.1 |
| 1884-10-01 | 13.0 |
| 1884-11-01 | 12.8 |
| 1884-12-01 | 11.6 |
| 1885-01-01 | 11.2 |
| 1885-02-01 | 11.1 |
| 1885-03-01 | 10.9 |
| 1885-04-01 | 11.0 |
| 1885-05-01 | 11.5 |
| 1885-06-01 | 11.4 |
| 1885-07-01 | 11.1 |
| 1885-08-01 | 11.1 |
| 1885-09-01 | 11.1 |
| 1885-10-01 | 11.0 |
| 1885-11-01 | 11.0 |
| 1885-12-01 | 11.2 |
| 1886-01-01 | 11.4 |
| 1886-02-01 | 11.4 |
| 1886-03-01 | 11.4 |
| 1886-04-01 | 11.4 |
| 1886-05-01 | 10.5 |
| 1886-06-01 | 10.0 |
| 1886-07-01 | 10.0 |
| 1886-08-01 | 10.0 |
| 1886-09-01 | 10.5 |
| 1886-10-01 | 11.8 |
| 1886-11-01 | 12.0 |
| 1886-12-01 | 12.0 |
| 1887-01-01 | 11.6 |
| 1887-02-01 | 11.0 |
| 1887-03-01 | 10.5 |
| 1887-04-01 | 10.2 |
| 1887-05-01 | 10.0 |
| 1887-06-01 | 10.0 |
| 1887-07-01 | 10.4 |
| 1887-08-01 | 10.5 |
| 1887-09-01 | 10.5 |
| 1887-10-01 | 10.5 |
| 1887-11-01 | 12.6 |
| 1887-12-01 | 17.0 |
| 1888-01-01 | 16.2 |
| 1888-02-01 | 16.4 |
| 1888-03-01 | 16.1 |
| 1888-04-01 | 16.6 |
| 1888-05-01 | 16.4 |
| 1888-06-01 | 16.5 |
| 1888-07-01 | 16.8 |
| 1888-08-01 | 16.8 |
| 1888-09-01 | 17.2 |
| 1888-10-01 | 16.5 |
| 1888-11-01 | 16.5 |
| 1888-12-01 | 16.5 |
| 1889-01-01 | 17.2 |
| 1889-02-01 | 16.9 |
| 1889-03-01 | 16.2 |
| 1889-04-01 | 16.5 |
| 1889-05-01 | 12.8 |
| 1889-06-01 | 12.0 |
| 1889-07-01 | 12.0 |
| 1889-08-01 | 12.0 |
| 1889-09-01 | 11.0 |
| 1889-10-01 | 11.0 |
| 1889-11-01 | 12.4 |
| 1889-12-01 | 14.4 |
| 1890-01-01 | 14.8 |
| 1890-02-01 | 14.3 |
| 1890-03-01 | 14.5 |
| 1890-04-01 | 14.4 |
| 1890-05-01 | 15.1 |
| 1890-06-01 | 16.0 |
| 1890-07-01 | 16.8 |
| 1890-08-01 | 15.4 |
| 1890-09-01 | 17.0 |
| 1890-10-01 | 16.9 |
| 1890-11-01 | 16.8 |
| 1890-12-01 | 15.9 |
| 1891-01-01 | 14.8 |
| 1891-02-01 | 14.5 |
| 1891-03-01 | 14.0 |
| 1891-04-01 | 13.8 |
| 1891-05-01 | 13.2 |
| 1891-06-01 | 13.0 |
| 1891-07-01 | 13.0 |
| 1891-08-01 | 12.2 |
| 1891-09-01 | 12.5 |
| 1891-10-01 | 12.2 |
| 1891-11-01 | 11.0 |
| 1891-12-01 | 10.6 |
| 1892-01-01 | 11.0 |
| 1892-02-01 | 10.6 |
| 1892-03-01 | 10.4 |
| 1892-04-01 | 11.5 |
| 1892-05-01 | 11.6 |
| 1892-06-01 | 11.9 |
| 1892-07-01 | 11.5 |
| 1892-08-01 | 11.5 |
| 1892-09-01 | 11.1 |
| 1892-10-01 | 11.5 |
| 1892-11-01 | 11.9 |
| 1892-12-01 | 12.4 |
| 1893-01-01 | 12.1 |
| 1893-02-01 | 12.0 |
| 1893-03-01 | 11.9 |
| 1893-04-01 | 11.4 |
| 1893-05-01 | 11.0 |
| 1893-06-01 | 11.0 |
| 1893-07-01 | 10.9 |
| 1893-08-01 | 10.0 |
| 1893-09-01 | 9.9 |
| 1893-10-01 | 9.8 |
| 1893-11-01 | 10.0 |
| 1893-12-01 | 10.2 |
| 1894-01-01 | 10.1 |
| 1894-02-01 | 9.6 |
| 1894-03-01 | 9.8 |
| 1894-04-01 | 9.5 |
| 1894-05-01 | 9.8 |
| 1894-06-01 | 8.9 |
| 1894-07-01 | 9.0 |
| 1894-08-01 | 9.1 |
| 1894-09-01 | 9.4 |
| 1894-10-01 | 9.9 |
| 1894-11-01 | 9.6 |
| 1894-12-01 | 9.8 |
| 1895-01-01 | 10.0 |
| 1895-02-01 | 10.0 |
| 1895-03-01 | 9.8 |
| 1895-04-01 | 9.8 |
| 1895-05-01 | 10.2 |
| 1895-06-01 | 10.6 |
| 1895-07-01 | 11.2 |
| 1895-08-01 | 12.0 |
| 1895-09-01 | 12.2 |
| 1895-10-01 | 12.0 |
| 1895-11-01 | 11.0 |
| 1895-12-01 | 10.5 |
| 1896-01-01 | 9.9 |
| 1896-02-01 | 10.6 |
| 1896-03-01 | 11.0 |
| 1896-04-01 | 11.0 |
| 1896-05-01 | 11.2 |
| 1896-06-01 | 11.7 |
| 1896-07-01 | 11.4 |
| 1896-08-01 | 11.0 |
| 1896-09-01 | 10.7 |
| 1896-10-01 | 10.7 |
| 1896-11-01 | 11.2 |
| 1896-12-01 | 11.3 |
| 1897-01-01 | 11.8 |
| 1897-02-01 | 11.9 |
| 1897-03-01 | 11.8 |
| 1897-04-01 | 11.5 |
| 1897-05-01 | 11.0 |
| 1897-06-01 | 11.1 |
| 1897-07-01 | 11.1 |
| 1897-08-01 | 11.2 |
| 1897-09-01 | 11.3 |
| 1897-10-01 | 11.1 |
| 1897-11-01 | 10.9 |
| 1897-12-01 | 10.8 |
| 1898-01-01 | 11.0 |
| 1898-02-01 | 11.3 |
| 1898-03-01 | 12.0 |
| 1898-04-01 | 12.1 |
| 1898-05-01 | 12.0 |
| 1898-06-01 | 11.9 |
| 1898-07-01 | 11.6 |
| 1898-08-01 | 11.9 |
| 1898-09-01 | 12.3 |
| 1898-10-01 | 12.4 |
| 1898-11-01 | 12.9 |
| 1898-12-01 | 12.9 |
| 1899-01-01 | 14.8 |
| 1899-02-01 | 18.0 |
| 1899-03-01 | 17.5 |
| 1899-04-01 | 18.4 |
| 1899-05-01 | 18.2 |
| 1899-06-01 | 17.9 |
| 1899-07-01 | 18.3 |
| 1899-08-01 | 18.5 |
| 1899-09-01 | 18.5 |
| 1899-10-01 | 17.8 |
| 1899-11-01 | 16.9 |
| 1899-12-01 | 16.4 |
| 1900-01-01 | 16.3 |
| 1900-02-01 | 16.1 |
| 1900-03-01 | 16.6 |
| 1900-04-01 | 16.9 |
| 1900-05-01 | 16.6 |
| 1900-06-01 | 16.0 |
| 1900-07-01 | 16.2 |
| 1900-08-01 | 16.6 |
| 1900-09-01 | 16.7 |
| 1900-10-01 | 16.6 |
| 1900-11-01 | 16.8 |
| 1900-12-01 | 16.9 |
| 1901-01-01 | 16.8 |
| 1901-02-01 | 16.9 |
| 1901-03-01 | 16.9 |
| 1901-04-01 | 16.9 |
| 1901-05-01 | 16.9 |
| 1901-06-01 | 16.9 |
| 1901-07-01 | 16.6 |
| 1901-08-01 | 16.5 |
| 1901-09-01 | 16.5 |
| 1901-10-01 | 16.6 |
| 1901-11-01 | 16.6 |
| 1901-12-01 | 14.4 |
| 1902-01-01 | 11.3 |
| 1902-02-01 | 12.4 |
| 1902-03-01 | 12.2 |
| 1902-04-01 | 12.0 |
| 1902-05-01 | 12.2 |
| 1902-06-01 | 12.4 |
| 1902-07-01 | 11.9 |
| 1902-08-01 | 11.6 |
| 1902-09-01 | 11.8 |
| 1902-10-01 | 11.7 |
| 1902-11-01 | 11.5 |
| 1902-12-01 | 11.6 |
| 1903-01-01 | 12.4 |
| 1903-02-01 | 12.9 |
| 1903-03-01 | 14.8 |
| 1903-04-01 | 14.6 |
| 1903-05-01 | 14.6 |
| 1903-06-01 | 14.2 |
| 1903-07-01 | 13.3 |
| 1903-08-01 | 13.2 |
| 1903-09-01 | 13.3 |
| 1903-10-01 | 13.0 |
| 1903-11-01 | 12.8 |
| 1903-12-01 | 12.1 |
| 1904-01-01 | 12.5 |
| 1904-02-01 | 12.2 |
| 1904-03-01 | 12.6 |
| 1904-04-01 | 13.1 |
| 1904-05-01 | 13.0 |
| 1904-06-01 | 12.4 |
| 1904-07-01 | 12.5 |
| 1904-08-01 | 12.5 |
| 1904-09-01 | 12.6 |
| 1904-10-01 | 13.1 |
| 1904-11-01 | 14.5 |
| 1904-12-01 | 14.8 |
| 1905-01-01 | 15.1 |
| 1905-02-01 | 15.1 |
| 1905-03-01 | 15.2 |
| 1905-04-01 | 15.0 |
| 1905-05-01 | 14.8 |
| 1905-06-01 | 14.8 |
| 1905-07-01 | 15.0 |
| 1905-08-01 | 15.7 |
| 1905-09-01 | 16.0 |
| 1905-10-01 | 16.3 |
| 1905-11-01 | 16.8 |
| 1905-12-01 | 18.4 |
| 1906-01-01 | 18.4 |
| 1906-02-01 | 18.1 |
| 1906-03-01 | 18.6 |
| 1906-04-01 | 18.7 |
| 1906-05-01 | 18.7 |
| 1906-06-01 | 18.7 |
| 1906-07-01 | 18.6 |
| 1906-08-01 | 18.7 |
| 1906-09-01 | 19.3 |
| 1906-10-01 | 21.7 |
| 1906-11-01 | 22.4 |
| 1906-12-01 | 23.4 |
| 1907-01-01 | 24.8 |
| 1907-02-01 | 25.2 |
| 1907-03-01 | 25.6 |
| 1907-04-01 | 25.3 |
| 1907-05-01 | 25.1 |
| 1907-06-01 | 24.1 |
| 1907-07-01 | 21.9 |
| 1907-08-01 | 19.3 |
| 1907-09-01 | 16.0 |
| 1907-10-01 | 13.6 |
| 1907-11-01 | 13.9 |
| 1907-12-01 | 13.4 |
| 1908-01-01 | 13.9 |
| 1908-02-01 | 13.1 |
| 1908-03-01 | 12.9 |
| 1908-04-01 | 12.9 |
| 1908-05-01 | 12.8 |
| 1908-06-01 | 12.9 |
| 1908-07-01 | 12.9 |
| 1908-08-01 | 13.6 |
| 1908-09-01 | 13.6 |
| 1908-10-01 | 13.6 |
| 1908-11-01 | 14.4 |
| 1908-12-01 | 14.4 |
| 1909-01-01 | 14.3 |
| 1909-02-01 | 13.3 |
| 1909-03-01 | 12.8 |
| 1909-04-01 | 12.9 |
| 1909-05-01 | 13.2 |
| 1909-06-01 | 13.5 |
| 1909-07-01 | 13.4 |
| 1909-08-01 | 13.3 |
| 1909-09-01 | 13.2 |
| 1909-10-01 | 13.0 |
| 1909-11-01 | 13.4 |
| 1909-12-01 | 13.6 |
| 1910-01-01 | 13.9 |
| 1910-02-01 | 13.7 |
| 1910-03-01 | 13.6 |
| 1910-04-01 | 13.1 |
| 1910-05-01 | 12.9 |
| 1910-06-01 | 12.8 |
| 1910-07-01 | 12.6 |
| 1910-08-01 | 12.7 |
| 1910-09-01 | 12.7 |
| 1910-10-01 | 12.8 |
| 1910-11-01 | 12.9 |
| 1910-12-01 | 12.9 |
| 1911-01-01 | 12.7 |
| 1911-02-01 | 12.6 |
| 1911-03-01 | 12.4 |
| 1911-04-01 | 12.3 |
| 1911-05-01 | 12.2 |
| 1911-06-01 | 12.6 |
| 1911-07-01 | 12.7 |
| 1911-08-01 | 12.6 |
| 1911-09-01 | 12.5 |
| 1911-10-01 | 12.4 |
| 1911-11-01 | 12.8 |
| 1911-12-01 | 13.8 |
| 1912-01-01 | 14.3 |
| 1912-02-01 | 14.3 |
| 1912-03-01 | 14.9 |
| 1912-04-01 | 15.9 |
| 1912-05-01 | 16.2 |
| 1912-06-01 | 17.4 |
| 1912-07-01 | 17.4 |
| 1912-08-01 | 17.6 |
| 1912-09-01 | 17.7 |
| 1912-10-01 | 17.7 |
| 1912-11-01 | 17.6 |
| 1912-12-01 | 17.6 |