Month Number 1860-01-01 12.0000 1860-02-01 12.0000 1860-03-01 9.00000 1860-04-01 3.00000 1860-05-01 8.00000 1860-06-01 6.00000 1860-07-01 3.00000 1860-08-01 8.00000 1860-09-01 7.00000 1860-10-01 6.00000 1860-11-01 5.00000 1860-12-01 11.0000 1861-01-01 9.00000 1861-02-01 4.00000 1861-03-01 13.0000 1861-04-01 7.00000 1861-05-01 6.00000 1861-06-01 5.00000 1861-07-01 0.000000 1861-08-01 3.00000 1861-09-01 2.00000 1861-10-01 3.00000 1861-11-01 4.00000 1861-12-01 1.00000 1862-01-01 10.0000 1862-02-01 5.00000 1862-03-01 8.00000 1862-04-01 6.00000 1862-05-01 7.00000 1862-06-01 5.00000 1862-07-01 8.00000 1862-08-01 3.00000 1862-09-01 5.00000 1862-10-01 4.00000 1862-11-01 10.0000 1862-12-01 4.00000 1863-01-01 10.0000 1863-02-01 10.0000 1863-03-01 17.0000 1863-04-01 13.0000 1863-05-01 11.0000 1863-06-01 13.0000 1863-07-01 8.00000 1863-08-01 6.00000 1863-09-01 3.00000 1863-10-01 16.0000 1863-11-01 12.0000 1863-12-01 22.0000 1864-01-01 29.0000 1864-02-01 16.0000 1864-03-01 49.0000 1864-04-01 45.0000 1864-05-01 36.0000 1864-06-01 27.0000 1864-07-01 28.0000 1864-08-01 26.0000 1864-09-01 22.0000 1864-10-01 20.0000 1864-11-01 17.0000 1864-12-01 38.0000 1865-01-01 66.0000 1865-02-01 91.0000 1865-03-01 79.0000 1865-04-01 52.0000 1865-05-01 47.0000 1865-06-01 47.0000 1865-07-01 31.0000 1865-08-01 36.0000 1865-09-01 41.0000 1865-10-01 30.0000 1865-11-01 35.0000 1865-12-01 40.0000 1866-01-01 60.0000 1866-02-01 64.0000 1866-03-01 43.0000 1866-04-01 60.0000 1866-05-01 55.0000 1866-06-01 44.0000 1866-07-01 23.0000 1866-08-01 34.0000 1866-09-01 35.0000 1866-10-01 34.0000 1866-11-01 40.0000 1866-12-01 40.0000 1867-01-01 49.0000 1867-02-01 40.0000 1867-03-01 47.0000 1867-04-01 39.0000 1867-05-01 42.0000 1867-06-01 35.0000 1867-07-01 34.0000 1867-08-01 37.0000 1867-09-01 22.0000 1867-10-01 33.0000 1867-11-01 30.0000 1867-12-01 36.0000 1868-01-01 56.0000 1868-02-01 55.0000 1868-03-01 51.0000 1868-04-01 46.0000 1868-05-01 48.0000 1868-06-01 33.0000 1868-07-01 23.0000 1868-08-01 40.0000 1868-09-01 24.0000 1868-10-01 32.0000 1868-11-01 29.0000 1868-12-01 32.0000 1869-01-01 37.0000 1869-02-01 38.0000 1869-03-01 63.0000 1869-04-01 60.0000 1869-05-01 52.0000 1869-06-01 38.0000 1869-07-01 29.0000 1869-08-01 32.0000 1869-09-01 27.0000 1869-10-01 29.0000 1869-11-01 27.0000 1869-12-01 39.0000 1870-01-01 45.0000 1870-02-01 43.0000 1870-03-01 50.0000 1870-04-01 43.0000 1870-05-01 37.0000 1870-06-01 33.0000 1870-07-01 31.0000 1870-08-01 29.0000 1870-09-01 28.0000 1870-10-01 19.0000 1870-11-01 47.0000 1870-12-01 45.0000 1872-01-01 50.0000 1872-02-01 84.0000 1872-03-01 69.0000 1872-04-01 74.0000 1872-05-01 70.0000 1872-06-01 63.0000 1872-07-01 64.0000 1872-08-01 55.0000 1872-09-01 47.0000 1872-10-01 42.0000 1872-11-01 58.0000 1872-12-01 45.0000 1873-01-01 63.0000 1873-02-01 69.0000 1873-03-01 88.0000 1873-04-01 70.0000 1873-05-01 66.0000 1873-06-01 62.0000 1873-07-01 52.0000 1873-08-01 65.0000 1873-09-01 42.0000 1873-10-01 34.0000 1873-11-01 62.0000 1873-12-01 50.0000 1874-01-01 47.0000 1874-02-01 49.0000 1874-03-01 71.0000 1874-04-01 60.0000 1874-05-01 61.0000 1874-06-01 55.0000 1874-07-01 45.0000 1874-08-01 59.0000 1874-09-01 52.0000 1874-10-01 57.0000 1874-11-01 42.0000 1874-12-01 52.0000 1875-01-01 61.0000 1875-02-01 65.0000 1875-03-01 88.0000 1875-04-01 81.0000 1875-05-01 66.0000 1875-06-01 68.0000 1875-07-01 56.0000 1875-08-01 54.0000 1875-09-01 65.0000 1875-10-01 51.0000 1875-11-01 46.0000 1875-12-01 60.0000 1876-01-01 53.0000 1876-02-01 54.0000 1876-03-01 78.0000 1876-04-01 91.0000 1876-05-01 61.0000 1876-06-01 56.0000 1876-07-01 42.0000 1876-08-01 33.0000 1876-09-01 38.0000 1876-10-01 23.0000 1876-11-01 34.0000 1876-12-01 38.0000 1877-01-01 42.0000 1877-02-01 44.0000 1877-03-01 54.0000 1877-04-01 43.0000 1877-05-01 62.0000 1877-06-01 46.0000 1877-07-01 48.0000 1877-08-01 40.0000 1877-09-01 34.0000 1877-10-01 50.0000 1877-11-01 42.0000 1877-12-01 50.0000 1878-01-01 56.0000 1878-02-01 46.0000 1878-03-01 52.0000 1878-04-01 55.0000 1878-05-01 50.0000 1878-06-01 39.0000 1878-07-01 40.0000 1878-08-01 39.0000 1878-09-01 22.0000 1878-10-01 43.0000 1878-11-01 46.0000 1878-12-01 50.0000 1879-01-01 56.0000 1879-02-01 48.0000 1879-03-01 44.0000 1879-04-01 51.0000 1879-05-01 58.0000 1879-06-01 51.0000 1879-07-01 47.0000 1879-08-01 41.0000 1879-09-01 34.0000 1879-10-01 39.0000 1879-11-01 57.0000 1879-12-01 80.0000 1881-01-01 104.000 1881-02-01 118.000 1881-03-01 184.000 1881-04-01 133.000 1881-05-01 152.000 1881-06-01 130.000 1881-07-01 134.000 1881-08-01 121.000 1881-09-01 121.000 1881-10-01 154.000 1881-11-01 146.000 1881-12-01 161.000 1882-01-01 143.000 1882-02-01 137.000 1882-03-01 165.000 1882-04-01 146.000 1882-05-01 148.000 1882-06-01 159.000 1882-07-01 120.000 1882-08-01 129.000 1882-09-01 108.000 1882-10-01 131.000 1882-11-01 133.000 1882-12-01 139.000 1883-01-01 139.000 1883-02-01 154.000 1883-03-01 164.000 1883-04-01 155.000 1883-05-01 161.000 1883-06-01 164.000 1883-07-01 128.000 1883-08-01 132.000 1883-09-01 114.000 1883-10-01 138.000 1883-11-01 121.000 1883-12-01 150.000 1884-01-01 157.000 1884-02-01 163.000 1884-03-01 173.000 1884-04-01 164.000 1884-05-01 137.000 1884-06-01 129.000 1884-07-01 120.000 1884-08-01 91.0000 1884-09-01 90.0000 1884-10-01 92.0000 1884-11-01 71.0000 1884-12-01 116.000 1885-01-01 135.000 1885-02-01 122.000 1885-03-01 134.000 1885-04-01 108.000 1885-05-01 110.000 1885-06-01 205.000 1885-07-01 114.000 1885-08-01 102.000 1885-09-01 105.000 1885-10-01 117.000 1885-11-01 99.0000 1885-12-01 140.000 1886-01-01 154.000 1886-02-01 165.000 1886-03-01 164.000 1886-04-01 158.000 1886-05-01 142.000 1886-06-01 145.000 1886-07-01 147.000 1886-08-01 99.0000 1886-09-01 113.000 1886-10-01 136.000 1886-11-01 175.000 1886-12-01 186.000 1887-01-01 200.000 1887-02-01 182.000 1887-03-01 241.000 1887-04-01 265.000 1887-05-01 233.000 1887-06-01 199.000 1887-07-01 149.000 1887-08-01 159.000 1887-09-01 154.000 1887-10-01 185.000 1887-11-01 174.000 1887-12-01 167.000 1888-01-01 215.000 1888-02-01 204.000 1888-03-01 232.000 1888-04-01 188.000 1888-05-01 225.000 1888-06-01 179.000 1888-07-01 156.000 1888-08-01 157.000 1888-09-01 172.000 1888-10-01 149.000 1888-11-01 161.000 1888-12-01 209.000