1 pokolenia ( 1986 - 1991 )

2 pokolenia ( 1991 - 1995 )

3 pokolenia ( 1996 - 1999 )

4 pokolenia ( 2000 - 2007 )

5 pokolenia ( 2008 - 2009 )

6 pokolenia ( 2009 - 2019 )