Year list

Year	The number of albums	The number of singles	The number of videos	The number of concerts	The number of books	The number of activities
In 2019				6
In 2017				4
In 2016						1
In 2015						1
In 2014				6
In 2013				6
In 2012	1
In 2009						2
In 2005						1
In 2004	1					3
In 2002						1
In 2001						4
In 2000			5			1
In 1999	7	6	1			10
In 1998	3	3	2	31		14
In 1997	3	5	1	15	2	39
In 1996	7	3	1	6	1	28
In 1995	8	5		2	5	22
In 1994	4	7	2		1	19
In 1993	2	6	1	63	2	18
In 1992	3	3	1	65	1	13
In 1991	3	3	2	53	1	16
In 1990	2	3	1	71		23
In 1989	2	3	3	41	2	7
In 1988	3	4	5	38		5
In 1987	1	2		3	2	5
In 1986						2