| Value | Category | Cases | |
|---|---|---|---|
| 1929 | 1 |
0%
|
|
| 1930 | 2 |
0%
|
|
| 1932 | 3 |
0%
|
|
| 1933 | 2 |
0%
|
|
| 1934 | 1 |
0%
|
|
| 1935 | 10 |
0%
|
|
| 1936 | 7 |
0%
|
|
| 1937 | 11 |
0%
|
|
| 1938 | 22 |
0.1%
|
|
| 1939 | 26 |
0.1%
|
|
| 1940 | 47 |
0.2%
|
|
| 1941 | 56 |
0.2%
|
|
| 1942 | 53 |
0.2%
|
|
| 1943 | 51 |
0.2%
|
|
| 1944 | 59 |
0.2%
|
|
| 1945 | 70 |
0.3%
|
|
| 1946 | 74 |
0.3%
|
|
| 1947 | 97 |
0.4%
|
|
| 1948 | 139 |
0.5%
|
|
| 1949 | 151 |
0.6%
|
|
| 1950 | 231 |
0.9%
|
|
| 1951 | 174 |
0.6%
|
|
| 1952 | 161 |
0.6%
|
|
| 1953 | 202 |
0.7%
|
|
| 1954 | 197 |
0.7%
|
|
| 1955 | 207 |
0.8%
|
|
| 1956 | 188 |
0.7%
|
|
| 1957 | 208 |
0.8%
|
|
| 1958 | 214 |
0.8%
|
|
| 1959 | 200 |
0.7%
|
|
| 1960 | 294 |
1.1%
|
|
| 1961 | 229 |
0.8%
|
|
| 1962 | 296 |
1.1%
|
|
| 1963 | 334 |
1.2%
|
|
| 1964 | 353 |
1.3%
|
|
| 1965 | 440 |
1.6%
|
|
| 1966 | 412 |
1.5%
|
|
| 1967 | 438 |
1.6%
|
|
| 1968 | 505 |
1.9%
|
|
| 1969 | 437 |
1.6%
|
|
| 1970 | 553 |
2%
|
|
| 1971 | 493 |
1.8%
|
|
| 1972 | 499 |
1.8%
|
|
| 1973 | 494 |
1.8%
|
|
| 1974 | 471 |
1.7%
|
|
| 1975 | 554 |
2%
|
|
| 1976 | 465 |
1.7%
|
|
| 1977 | 449 |
1.7%
|
|
| 1978 | 474 |
1.7%
|
|
| 1979 | 481 |
1.8%
|
|
| 1980 | 514 |
1.9%
|
|
| 1981 | 376 |
1.4%
|
|
| 1982 | 491 |
1.8%
|
|
| 1983 | 457 |
1.7%
|
|
| 1984 | 457 |
1.7%
|
|
| 1985 | 498 |
1.8%
|
|
| 1986 | 443 |
1.6%
|
|
| 1987 | 428 |
1.6%
|
|
| 1988 | 410 |
1.5%
|
|
| 1989 | 389 |
1.4%
|
|
| 1990 | 440 |
1.6%
|
|
| 1991 | 381 |
1.4%
|
|
| 1992 | 349 |
1.3%
|
|
| 1993 | 380 |
1.4%
|
|
| 1994 | 347 |
1.3%
|
|
| 1995 | 366 |
1.4%
|
|
| 1996 | 355 |
1.3%
|
|
| 1997 | 309 |
1.1%
|
|
| 1998 | 323 |
1.2%
|
|
| 1999 | 319 |
1.2%
|
|
| 2000 | 355 |
1.3%
|
|
| 2001 | 341 |
1.3%
|
|
| 2002 | 282 |
1%
|
|
| 2003 | 295 |
1.1%
|
|
| 2004 | 253 |
0.9%
|
|
| 2005 | 305 |
1.1%
|
|
| 2006 | 307 |
1.1%
|
|
| 2007 | 307 |
1.1%
|
|
| 2008 | 304 |
1.1%
|
|
| 2009 | 306 |
1.1%
|
|
| 2010 | 393 |
1.5%
|
|
| 2011 | 382 |
1.4%
|
|
| 2012 | 434 |
1.6%
|
|
| 2013 | 633 |
2.3%
|
|
| 2014 | 724 |
2.7%
|
|
| 2015 | 865 |
3.2%
|
|
| 2016 | 899 |
3.3%
|
|
| 2017 | 145 |
0.5%
|