Rank	Countries/Territories	Count	Percent
1	United States	518	38.6%
2	China	437	32.6%
3	Germany	150	11.2%
4	India	38	2.8%
5	Canada	36	2.7%
6	France	22	1.6%
7	Netherlands	15	1.1%
8	Japan	13	1%
9	Singapore	12	0.9%
10	Cyprus	11	0.8%
11	Austria	10	0.7%
12	Korea, Republic of	9	0.7%
13	Ukraine	7	0.5%
14	Switzerland	6	0.4%
15	Thailand	5	0.4%
16	Russia	5	0.4%
17	Australia	5	0.4%
18	United Kingdom	4	0.3%
19	Hong Kong	3	0.2%
20	Italy	3	0.2%
21	Iran, Islamic Republic of	3	0.2%
22	Ireland	2	0.1%
23	Israel	2	0.1%
24	Indonesia	2	0.1%
25	Brazil	2	0.1%
26	Denmark	2	0.1%
27	Philippines	2	0.1%
28	Romania	2	0.1%
29	Lebanon	2	0.1%
30	Saudi Arabia	2	0.1%
31	Spain	2	0.1%
32	Sweden	2	0.1%
33	Turkey	1	0.1%
34	Malaysia	1	0.1%
35	Chile	1	0.1%
36	Argentina	1	0.1%
37	Azerbaijan	1	0.1%
38	Bangladesh	1	0.1%
39	Greece	1	0.1%