| Graphs |
Bar charts are proportional to record count, and scaled.
| Publication Year | Count | Percent | |
|---|---|---|---|
| 1909 | 1 | 1.7 | |
| 1910 | 1 | 1.7 | |
| 1911 | 0 | 0.0 | |
| 1912 | 0 | 0.0 | |
| 1913 | 0 | 0.0 | |
| 1914 | 2 | 3.4 | |
| 1915 | 1 | 1.7 | |
| 1916 | 0 | 0.0 | |
| 1917 | 0 | 0.0 | |
| 1918 | 0 | 0.0 | |
| 1919 | 0 | 0.0 | |
| 1920 | 1 | 1.7 | |
| 1921 | 3 | 5.2 | |
| 1922 | 2 | 3.4 | |
| 1923 | 5 | 8.6 | |
| 1924 | 3 | 5.2 | |
| 1925 | 2 | 3.4 | |
| 1926 | 2 | 3.4 | |
| 1927 | 0 | 0.0 | |
| 1928 | 3 | 5.2 | |
| 1929 | 1 | 1.7 | |
| 1930 | 1 | 1.7 | |
| 1931 | 0 | 0.0 | |
| 1932 | 0 | 0.0 | |
| 1933 | 2 | 3.4 | |
| 1934 | 0 | 0.0 | |
| 1935 | 2 | 3.4 | |
| 1936 | 2 | 3.4 | |
| 1937 | 2 | 3.4 | |
| 1938 | 3 | 5.2 | |
| 1939 | 6 | 10.3 | |
| 1940 | 4 | 6.9 | |
| 1941 | 3 | 5.2 | |
| 1942 | 0 | 0.0 | |
| 1943 | 0 | 0.0 | |
| 1944 | 0 | 0.0 | |
| 1945 | 1 | 1.7 | |
| 1946 | 0 | 0.0 | |
| 1947 | 0 | 0.0 | |
| 1948 | 0 | 0.0 | |
| 1949 | 0 | 0.0 | |
| 1950 | 3 | 5.2 | |
| 1951 | 0 | 0.0 | |
| 1952 | 0 | 0.0 | |
| 1953 | 0 | 0.0 | |
| 1954 | 1 | 1.7 | |
| 1955 | 1 | 1.7 |
Items: 47