Rank	Countries/Territories	Count	Percent
1	United States	543	41.4%
2	China	401	30.5%
3	Germany	113	8.6%
4	India	31	2.4%
5	Korea, Republic of	19	1.4%
6	France	18	1.4%
7	Hong Kong	17	1.3%
8	Netherlands	17	1.3%
9	Japan	15	1.1%
10	Canada	14	1.1%
11	Singapore	12	0.9%
12	Czech Republic	11	0.8%
13	Denmark	9	0.7%
14	Ireland	9	0.7%
15	Hungary	7	0.5%
16	Cyprus	6	0.5%
17	Australia	6	0.5%
18	Russia	6	0.5%
19	Taiwan	6	0.5%
20	Spain	6	0.5%
21	United Arab Emirates	5	0.4%
22	Thailand	4	0.3%
23	Moldova, Republic of	4	0.3%
24	Italy	3	0.2%
25	Norway	3	0.2%
26	Iran, Islamic Republic of	3	0.2%
27	United Kingdom	3	0.2%
28	Viet Nam	2	0.2%
29	Indonesia	2	0.2%
30	Austria	2	0.2%
31	Portugal	2	0.2%
32	Romania	2	0.2%
33	Turkey	2	0.2%
34	Ukraine	2	0.2%
35	Saudi Arabia	1	0.1%
36	Slovakia	1	0.1%
37	New Zealand	1	0.1%
38	Belgium	1	0.1%
39	Croatia	1	0.1%
40	Egypt	1	0.1%
41	Greece	1	0.1%
42	Switzerland	1	0.1%