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1998
to
1999
4
2000
to
2001
4
2002
to
2003
15
2004
to
2005
26
2006
to
2007
24
2008
to
2009
28
2010
to
2011
46
2012
to
2013
68
2014
to
2015
56
2016
to
2017
60
2018
to
2019
48