1962
1 trip
1965
1 trip
1967
1 trip
1968
1 trip
1969
1 trip
1970
1 trip
1971
2 trips
1972
1 trip
1973
1 trip
1974
1 trip
1975
1 trip
1976
1 trip
1977
1 trip
1978
1 trip
1979
1 trip
1981
1 trip
1982
1 trip
1983
3 trips
1984
2 trips
1985
1 trip
1986
1 trip
1987
1 trip
1988
1 trip
1989
1 trip
1990
1 trip
1991
1 trip
1992
1 trip
1993
1 trip
1994
2 trips
1995
1 trip
1996
3 trips
1997
4 trips
1998
7 trips
1999
5 trips
2000
3 trips
2001
3 trips
2002
4 trips
2003
4 trips
2004
5 trips
2005
6 trips
2006
5 trips
2007
8 trips
2008
6 trips
2009
5 trips
2010
1 trip
2011
1 trip
2012
4 trips
2013
5 trips
2014
5 trips
2015
7 trips
2016
7 trips
2017
17 trips
2018
14 trips
2019
11 trips
2020
7 trips
2021
8 trips
2022
14 trips
2023
17 trips
2024
7 trips