2019
2019
19
1970
21
1971
18
1972
18
1973
16
1974
14
1975
11
1976
16
1977
16
1978
14
1979
20
1980
17
1981
18
1982
25
1983
25
1984
19
1985
16
1986
24
1987
38
1988
16
1989
15
1990
31
1991
30
1992
42
1993
37
1994
19
1995
21
1996
20
1997
28
1998
22
1999
28
2000
25
2001
19
2002
31
2003
35
2004
47
2005
59
2006
43
2007
35
2008
31
2009
15
2010
13
2011
18
2012
33
2013
43
2014
34
2015
45
2016
44
2017
97
2018
36
2019
Data as of July 1, 2019.
