5 - 7 Apr 2019
|
North American Championship (Ch section)
|
2
|
6 - 7 Apr 2018
|
North American Championship (Ch section)
|
4
|
10 - 11 Mar 2017
|
North American Championship (Ch section)
|
3
|
1 - 2 Apr 2016
|
North American Championship (Ch section)
|
2
|
13 - 14 Mar 2015
|
North American Championship (Ch section)
|
4
|
11 - 12 Apr 2014
|
North American Championship (Ch section)
|
5
|
12 - 13 Apr 2013
|
North American Championship (Ch section)
|
4
|
30 - 31 Mar 2012
|
North American Championship (Ch section)
|
3
|
6 Nov 2010
|
US Open
|
4
|
17 Apr 2010
|
North American Championship (Ch section)
|
2
|
3 - 4 Apr 2009
|
North American Championship (Ch section)
|
3
|
28 Mar 2008
|
North American Championship (Ch section)
|
4
|
14 Apr 2007
|
North American Championship (Ch section)
|
2
|
1 Apr 2006
|
North American Championship (Ch section)
|
2
|