1 pokolenia ( 1989 - 1997 )

2 pokolenia ( 1998 - 2004 )

3 pokolenia ( 2004 - 2009 )

4 pokolenia ( 2009 - 2013 )

4 pokolenia [odnowiony] ( 2013 - 2016 )

5 pokolenia ( 2016 - 2019 )