Rank	Countries/Territories	Count	Percent
1	United States	580	41.2%
2	China	399	28.3%
3	Germany	157	11.1%
4	France	61	4.3%
5	Canada	38	2.7%
6	Korea, Republic of	36	2.6%
7	Netherlands	20	1.4%
8	India	14	1%
9	Palestine, State of	13	0.9%
10	Australia	12	0.9%
11	Cyprus	11	0.8%
12	Japan	11	0.8%
13	Switzerland	8	0.6%
14	Colombia	6	0.4%
15	Thailand	5	0.4%
16	United Kingdom	4	0.3%
17	Hong Kong	4	0.3%
18	Brazil	3	0.2%
19	Bulgaria	3	0.2%
20	South Africa	3	0.2%
21	Viet Nam	3	0.2%
22	Russia	3	0.2%
23	Saudi Arabia	2	0.1%
24	Singapore	2	0.1%
25	Pakistan	2	0.1%
26	Egypt	2	0.1%
27	Latvia	2	0.1%
28	Malaysia	2	0.1%
29	Ireland	1	0.1%
30	Argentina	1	0.1%
31	Ukraine	1	0.1%