| Year | Frequency | Cumulative Frequency |
|---|---|---|
| 1824 | 1 | 1 |
| 1829 | 1 | 2 |
| 1863 | 5 | 7 |
| 1870 | 3 | 10 |
| 1877 | 1 | 11 |
| 1879 | 1 | 12 |
| 1883 | 1 | 13 |
| 1887 | 53 | 66 |
| 1888 | 4 | 70 |
| 1891 | 3 | 73 |
| 1892 | 2 | 75 |
| 1893 | 3 | 78 |
| 1894 | 10 | 88 |
| 1895 | 19 | 107 |
| 1896 | 3 | 110 |
| 1897 | 10 | 120 |
| 1898 | 12 | 132 |
| 1899 | 7 | 139 |
| 1900 | 11 | 150 |
| 1901 | 11 | 161 |
| 1902 | 14 | 175 |
| 1903 | 7 | 182 |
| 1904 | 16 | 198 |
| 1905 | 15 | 213 |
| 1906 | 16 | 229 |
| 1907 | 8 | 237 |
| 1908 | 8 | 245 |
| 1909 | 20 | 265 |
| 1910 | 21 | 286 |
| 1911 | 20 | 306 |
| 1912 | 14 | 320 |
| 1913 | 29 | 349 |
| 1914 | 23 | 372 |
| 1915 | 24 | 396 |
| 1916 | 26 | 422 |
| 1917 | 12 | 434 |
| 1918 | 18 | 452 |
| 1919 | 19 | 471 |
| 1920 | 25 | 496 |
| 1921 | 72 | 568 |
| 1922 | 117 | 685 |
| 1923 | 39 | 724 |
| 1924 | 68 | 792 |
| 1925 | 106 | 898 |
| 1926 | 56 | 954 |
| 1927 | 70 | 1024 |
| 1928 | 79 | 1103 |
| 1929 | 49 | 1152 |
| 1930 | 85 | 1237 |
| 1931 | 97 | 1334 |
| 1932 | 69 | 1403 |
| 1933 | 69 | 1472 |
| 1934 | 64 | 1536 |
| 1935 | 65 | 1601 |
| 1936 | 41 | 1642 |
| 1937 | 62 | 1704 |
| 1938 | 53 | 1757 |
| 1939 | 57 | 1814 |
| 1940 | 73 | 1887 |
| 1941 | 58 | 1945 |
| 1942 | 56 | 2001 |
| 1943 | 47 | 2048 |
| 1944 | 58 | 2106 |
| 1945 | 52 | 2158 |
| 1946 | 52 | 2210 |
| 1947 | 73 | 2283 |
| 1948 | 59 | 2342 |
| 1949 | 70 | 2412 |
| 1950 | 67 | 2479 |
| 1951 | 84 | 2563 |
| 1952 | 70 | 2633 |
| 1953 | 75 | 2708 |
| 1954 | 54 | 2762 |
| 1955 | 72 | 2834 |
| 1956 | 62 | 2896 |
| 1957 | 37 | 2933 |
| 1958 | 47 | 2980 |
| 1959 | 64 | 3044 |
| 1960 | 68 | 3112 |
| 1961 | 73 | 3185 |
| 1962 | 76 | 3261 |
| 1963 | 89 | 3350 |
| 1964 | 100 | 3450 |
| 1965 | 74 | 3524 |
| 1966 | 115 | 3639 |
| 1967 | 97 | 3736 |
| 1968 | 119 | 3855 |
| 1969 | 143 | 3998 |
| 1970 | 135 | 4133 |
| 1971 | 158 | 4291 |
| 1972 | 177 | 4468 |
| 1973 | 186 | 4654 |
| 1974 | 130 | 4784 |
| 1975 | 201 | 4985 |
| 1976 | 208 | 5193 |
| 1977 | 200 | 5393 |
| 1978 | 231 | 5624 |
| 1979 | 220 | 5844 |
| 1980 | 346 | 6190 |
| 1981 | 363 | 6553 |
| 1982 | 370 | 6923 |
| 1983 | 456 | 7379 |
| 1984 | 395 | 7774 |
| 1985 | 434 | 8208 |
| 1986 | 342 | 8550 |
| 1987 | 327 | 8877 |
| 1988 | 270 | 9147 |
| 1989 | 229 | 9376 |
| 1990 | 246 | 9622 |
| 1991 | 299 | 9921 |
| 1992 | 215 | 10136 |
| 1993 | 278 | 10414 |
| 1994 | 208 | 10622 |
| 1995 | 165 | 10787 |
| 1996 | 154 | 10941 |
| 1997 | 132 | 11073 |
| 1998 | 103 | 11176 |
| 1999 | 88 | 11264 |
| 2000 | 76 | 11340 |
| 2001 | 110 | 11450 |
| 2002 | 133 | 11583 |
| 2003 | 134 | 11717 |
| 2004 | 131 | 11848 |
| 2005 | 166 | 12014 |
| 2006 | 137 | 12151 |
| 2007 | 157 | 12308 |
| 2008 | 150 | 12458 |
| 2009 | 213 | 12671 |
| 2010 | 294 | 12965 |
Data incomplete for 2006.
Frequency Missing = 11
Total Cases: 12965
Date Last Reviewed: