| Value | Category | Cases | |
|---|---|---|---|
| 1917 | 1 |
0%
|
|
| 1919 | 2 |
0%
|
|
| 1920 | 6 |
0%
|
|
| 1921 | 13 |
0%
|
|
| 1922 | 6 |
0%
|
|
| 1923 | 6 |
0%
|
|
| 1924 | 21 |
0.1%
|
|
| 1925 | 29 |
0.1%
|
|
| 1926 | 37 |
0.1%
|
|
| 1927 | 46 |
0.1%
|
|
| 1928 | 80 |
0.2%
|
|
| 1929 | 70 |
0.2%
|
|
| 1930 | 114 |
0.3%
|
|
| 1931 | 153 |
0.5%
|
|
| 1932 | 169 |
0.5%
|
|
| 1933 | 195 |
0.6%
|
|
| 1934 | 222 |
0.7%
|
|
| 1935 | 223 |
0.7%
|
|
| 1936 | 247 |
0.8%
|
|
| 1937 | 305 |
0.9%
|
|
| 1938 | 291 |
0.9%
|
|
| 1939 | 293 |
0.9%
|
|
| 1940 | 332 |
1%
|
|
| 1941 | 336 |
1%
|
|
| 1942 | 312 |
0.9%
|
|
| 1943 | 322 |
1%
|
|
| 1944 | 335 |
1%
|
|
| 1945 | 296 |
0.9%
|
|
| 1946 | 426 |
1.3%
|
|
| 1947 | 461 |
1.4%
|
|
| 1948 | 538 |
1.6%
|
|
| 1949 | 566 |
1.7%
|
|
| 1950 | 579 |
1.8%
|
|
| 1951 | 552 |
1.7%
|
|
| 1952 | 599 |
1.8%
|
|
| 1953 | 673 |
2%
|
|
| 1954 | 698 |
2.1%
|
|
| 1955 | 611 |
1.9%
|
|
| 1956 | 606 |
1.8%
|
|
| 1957 | 515 |
1.6%
|
|
| 1958 | 524 |
1.6%
|
|
| 1959 | 475 |
1.4%
|
|
| 1960 | 509 |
1.5%
|
|
| 1961 | 508 |
1.5%
|
|
| 1962 | 478 |
1.5%
|
|
| 1963 | 505 |
1.5%
|
|
| 1964 | 459 |
1.4%
|
|
| 1965 | 467 |
1.4%
|
|
| 1966 | 417 |
1.3%
|
|
| 1967 | 426 |
1.3%
|
|
| 1968 | 483 |
1.5%
|
|
| 1969 | 482 |
1.5%
|
|
| 1970 | 433 |
1.3%
|
|
| 1971 | 445 |
1.4%
|
|
| 1972 | 456 |
1.4%
|
|
| 1973 | 396 |
1.2%
|
|
| 1974 | 394 |
1.2%
|
|
| 1975 | 378 |
1.1%
|
|
| 1976 | 416 |
1.3%
|
|
| 1977 | 387 |
1.2%
|
|
| 1978 | 386 |
1.2%
|
|
| 1979 | 386 |
1.2%
|
|
| 1980 | 378 |
1.1%
|
|
| 1981 | 351 |
1.1%
|
|
| 1982 | 334 |
1%
|
|
| 1983 | 370 |
1.1%
|
|
| 1984 | 344 |
1%
|
|
| 1985 | 387 |
1.2%
|
|
| 1986 | 311 |
0.9%
|
|
| 1987 | 349 |
1.1%
|
|
| 1988 | 339 |
1%
|
|
| 1989 | 360 |
1.1%
|
|
| 1990 | 314 |
1%
|
|
| 1991 | 336 |
1%
|
|
| 1992 | 355 |
1.1%
|
|
| 1993 | 355 |
1.1%
|
|
| 1994 | 363 |
1.1%
|
|
| 1995 | 376 |
1.1%
|
|
| 1996 | 371 |
1.1%
|
|
| 1997 | 339 |
1%
|
|
| 1998 | 318 |
1%
|
|
| 1999 | 307 |
0.9%
|
|
| 2000 | 302 |
0.9%
|
|
| 2001 | 332 |
1%
|
|
| 2002 | 335 |
1%
|
|
| 2003 | 313 |
1%
|
|
| 2004 | 321 |
1%
|
|
| 2005 | 291 |
0.9%
|
|
| 2006 | 300 |
0.9%
|
|
| 2007 | 288 |
0.9%
|
|
| 2008 | 285 |
0.9%
|
|
| 2009 | 274 |
0.8%
|
|
| 2010 | 297 |
0.9%
|
|
| 2011 | 301 |
0.9%
|
|
| 2012 | 276 |
0.8%
|
|
| 2013 | 236 |
0.7%
|
|
| 2014 | 258 |
0.8%
|
|
| 2015 | 213 |
0.6%
|
|
| 2016 | 211 |
0.6%
|
|
| 2017 | 45 |
0.1%
|