Key dates
1968-1978
1968 |
|
1969 |
|
1971 |
|
1972 |
|
1974 |
|
1975 |
|
1978 |
|
1979-1989
1984 |
|
1985 |
|
1986 |
|
1987 |
|
1990-2000
1990 |
|
1993 |
|
1994 |
|
1996 |
|
1998 |
|
2001-2010
2002 |
|
2003 |
|
2005 |
|
2006 |
|
2011 to the present day
2011 |
|
2012 |
|
2013 |
|
2014 |
|