Rank	Countries/Territories	Count	Percent
1	Canada	229	24.8%
2	United States	224	24.2%
3	China	168	18.2%
4	Germany	72	7.8%
5	Japan	56	6.1%
6	Spain	17	1.8%
7	France	16	1.7%
8	India	12	1.3%
9	Korea, Republic of	12	1.3%
10	Russia	11	1.2%
11	Brazil	11	1.2%
12	Israel	9	1%
13	Singapore	9	1%
14	Netherlands	8	0.9%
15	Turkey	8	0.9%
16	Mexico	7	0.8%
17	Australia	7	0.8%
18	Cyprus	6	0.6%
19	Indonesia	6	0.6%
20	Iran, Islamic Republic of	5	0.5%
21	Ireland	5	0.5%
22	Hong Kong	5	0.5%
23	United Kingdom	4	0.4%
24	Ukraine	3	0.3%
25	Serbia	3	0.3%
26	Slovakia	2	0.2%
27	Pakistan	2	0.2%
28	Thailand	2	0.2%
29	Denmark	2	0.2%
30	Georgia	1	0.1%
31	Greece	1	0.1%
32	Malaysia	1	0.1%
33	South Africa	1	0.1%