Rank	Countries/Territories	Count	Percent
1	United States	324	40.8%
2	China	257	32.4%
3	Germany	53	6.7%
4	Japan	20	2.5%
5	Netherlands	20	2.5%
6	France	18	2.3%
7	Canada	11	1.4%
8	Australia	10	1.3%
9	Ukraine	9	1.1%
10	Singapore	9	1.1%
11	Korea, Republic of	8	1%
12	Portugal	7	0.9%
13	Taiwan	6	0.8%
14	Cyprus	5	0.6%
15	Hong Kong	5	0.6%
16	Indonesia	4	0.5%
17	United Kingdom	4	0.5%
18	Ireland	3	0.4%
19	Egypt	3	0.4%
20	United Arab Emirates	2	0.3%
21	Thailand	2	0.3%
22	Nepal	2	0.3%
23	South Africa	2	0.3%
24	Sweden	2	0.3%
25	Switzerland	1	0.1%
26	Turkey	1	0.1%
27	India	1	0.1%
28	Denmark	1	0.1%
29	Pakistan	1	0.1%
30	Kuwait	1	0.1%
31	Malaysia	1	0.1%
32	Mongolia	1	0.1%