Rank	Countries/Territories	Count	Percent
1	United States	321	33.2%
2	China	271	28.1%
3	Germany	53	5.5%
4	Japan	43	4.5%
5	Canada	28	2.9%
6	France	26	2.7%
7	Singapore	21	2.2%
8	Taiwan	17	1.8%
9	Spain	15	1.6%
10	Sweden	13	1.3%
11	Portugal	13	1.3%
12	Korea, Republic of	12	1.2%
13	Netherlands	12	1.2%
14	United Kingdom	11	1.1%
15	Ireland	9	0.9%
16	Hong Kong	9	0.9%
17	Algeria	9	0.9%
18	Turkey	8	0.8%
19	Ecuador	7	0.7%
20	Viet Nam	7	0.7%
21	Hungary	6	0.6%
22	Australia	5	0.5%
23	Austria	4	0.4%
24	Brazil	4	0.4%
25	Colombia	4	0.4%
26	Ukraine	4	0.4%
27	Romania	4	0.4%
28	Thailand	3	0.3%
29	Italy	3	0.3%
30	Belgium	3	0.3%
31	Georgia	3	0.3%
32	Egypt	2	0.2%
33	Greece	2	0.2%
34	Argentina	2	0.2%
35	Cyprus	2	0.2%
36	Iran, Islamic Republic of	2	0.2%
37	Malaysia	2	0.2%
38	Russia	2	0.2%
39	Norway	1	0.1%
40	Poland	1	0.1%
41	Israel	1	0.1%
42	India	1	0.1%