← All namesPia
Raw counts
| Year | Count |
|---|
| 1952 | 11 |
| 1953 | 9 |
| 1954 | 5 |
| 1956 | 7 |
| 1957 | 14 |
| 1958 | 22 |
| 1959 | 18 |
| 1960 | 12 |
| 1961 | 20 |
| 1962 | 12 |
| 1963 | 6 |
| 1964 | 8 |
| 1965 | 6 |
| 1966 | 15 |
| 1967 | 25 |
| 1968 | 10 |
| 1969 | 12 |
| 1970 | 29 |
| 1971 | 38 |
| 1972 | 15 |
| 1973 | 16 |
| 1974 | 10 |
| 1975 | 18 |
| 1976 | 11 |
| 1977 | 21 |
| 1978 | 22 |
| 1979 | 20 |
| 1980 | 32 |
| 1981 | 18 |
| 1982 | 18 |
| 1983 | 40 |
| 1984 | 9 |
| 1985 | 40 |
| 1986 | 10 |
| 1987 | 16 |
| 1988 | 12 |
| 1989 | 6 |
| 1990 | 10 |
| 1991 | 6 |
| 1997 | 5 |
| 1998 | 5 |
| 1999 | 5 |
| 2000 | 5 |
| 2002 | 5 |
| 2003 | 12 |
| 2004 | 8 |
| 2006 | 6 |
| 2007 | 17 |
| 2008 | 7 |
| 2009 | 12 |
| 2010 | 19 |
| 2011 | 18 |
| 2012 | 64 |
| 2013 | 22 |
| 2014 | 24 |
| 2015 | 62 |
| 2016 | 81 |
| 2017 | 68 |
| 2018 | 50 |
| 2019 | 54 |
| 2020 | 69 |
| 2021 | 63 |
| 2022 | 119 |
| 2023 | 112 |
| 2024 | 136 |