Years

1930s

1931

1

1935

1

1936

2

1940s

1940

1

1943

1

1945

1

1947

2

1949

2

1950s

1950

2

1951

8

1952

4

1953

4

1954

5

1955

12

1956

9

1957

22

1958

14

1959

24

1960s

1960

20

1961

17

1962

37

1963

34

1964

38

1965

52

1966

35

1967

48

1968

48

1969

33

1970s

1970

29

1971

31

1972

34

1973

16

1974

12

1975

18

1976

16

1977

8

1978

21

1979

53

1980s

1980

36

1981

28

1982

26

1983

31

1984

24

1985

30

1986

31

1987

42

1988

28

1989

7

1990s

1990

16

1991

24

1992

20

1993

33

1994

28

1995

29

1996

37

1997

46

1998

30

1999

48

2000s

2000

61

2001

31

2002

9

2003

24

2004

33

2005

24

2006

18

2007

22

2008

31

2009

53

2010s

2010

80

2011

81

2012

84

2013

140

2014

119

2015

134

2016

439

2017

2312

2018

2641

2019

3669

2020s

2020

1948

2021

2030

2022

1065