201514

1 event

2020

1 event

2019

2 events

2018

23 events

2017

5876 events

2016

5466 events

2015

5693 events

2014

6757 events

2013

6640 events

2012

5377 events

2011

4868 events

2010

2045 events

2009

130 events

2008

80 events

2007

61 events

2006

26 events

2005

12 events

2004

8 events

2003

6 events

2002

5 events

2001

7 events

2000

2 events

1999

6 events

1998

1 event

1996

1 event

1917

1 event

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