Rank	Countries/Territories	Count	Percent
1	United States	506	33.5%
2	China	501	33.2%
3	Germany	92	6.1%
4	Japan	70	4.6%
5	Singapore	41	2.7%
6	Sweden	41	2.7%
7	Taiwan	22	1.5%
8	France	21	1.4%
9	India	21	1.4%
10	Australia	20	1.3%
11	Netherlands	17	1.1%
12	United Kingdom	17	1.1%
13	Canada	14	0.9%
14	Brazil	11	0.7%
15	Ireland	11	0.7%
16	Poland	11	0.7%
17	Russia	10	0.7%
18	Cyprus	10	0.7%
19	Turkey	8	0.5%
20	Denmark	5	0.3%
21	Serbia	5	0.3%
22	Korea, Republic of	5	0.3%
23	Latvia	4	0.3%
24	Iran, Islamic Republic of	4	0.3%
25	Hong Kong	4	0.3%
26	Argentina	4	0.3%
27	Italy	4	0.3%
28	Spain	3	0.2%
29	Thailand	3	0.2%
30	Ukraine	3	0.2%
31	Belgium	3	0.2%
32	Chile	2	0.1%
33	Ethiopia	2	0.1%
34	Greece	2	0.1%
35	Malaysia	2	0.1%
36	Mongolia	2	0.1%
37	Portugal	2	0.1%
38	Israel	1	0.1%
39	Slovakia	1	0.1%
40	New Zealand	1	0.1%
41	Pakistan	1	0.1%
42	Paraguay	1	0.1%
43	Czech Republic	1	0.1%