1Q 2005
4Q 2005
3Q 2006
2Q 2007
1Q 2008
4Q 2008
3Q 2009
2Q 2010
1Q 2011
4Q 2011
3Q 2012
2Q 2013
1Q 2014
4Q 2014
3Q 2015
2Q 2016
1Q 2017
4Q 2017
3Q 2018
2Q 2019
1Q 2020
4Q 2020
0
500
1,000
1,500
2,000
2,500
3,000
3,500
4,000
4,500
5,000
5,500
6,000
6,500
7,000
7,500
8,000
8,500
9,000
9,500
10,000
10,500
Units Ordered