Rank	Countries/Territories	Count	Percent
1	United States	367	46.2%
2	China	156	19.6%
3	Germany	102	12.8%
4	Japan	43	5.4%
5	France	21	2.6%
6	India	14	1.8%
7	Canada	12	1.5%
8	Viet Nam	11	1.4%
9	Netherlands	10	1.3%
10	Singapore	6	0.8%
11	Korea, Republic of	5	0.6%
12	Hong Kong	4	0.5%
13	Ireland	4	0.5%
14	Greece	3	0.4%
15	Cyprus	3	0.4%
16		3	0.4%
17	Thailand	3	0.4%
18	Russia	3	0.4%
19	United Kingdom	2	0.3%
20	Philippines	2	0.3%
21	Malaysia	2	0.3%
22	Nigeria	2	0.3%
23	Argentina	2	0.3%
24	Australia	2	0.3%
25	Czech Republic	2	0.3%
26	Denmark	2	0.3%
27	Egypt	2	0.3%
28	Iran, Islamic Republic of	2	0.3%
29	Italy	1	0.1%
30	Bulgaria	1	0.1%
31	Norway	1	0.1%
32	Taiwan	1	0.1%
33	Ukraine	1	0.1%