Rank	Countries/Territories	Count	Percent
1	United States	429	41.4%
2	China	289	27.9%
3	Germany	90	8.7%
4	Japan	34	3.3%
5	India	28	2.7%
6	United Kingdom	22	2.1%
7	Sweden	17	1.6%
8	Taiwan	12	1.2%
9	Russia	12	1.2%
10	France	12	1.2%
11	Canada	11	1.1%
12	Singapore	9	0.9%
13	Netherlands	7	0.7%
14	Cyprus	7	0.7%
15	Korea, Republic of	6	0.6%
16	Hong Kong	5	0.5%
17	Ireland	5	0.5%
18	Greece	4	0.4%
19	Ukraine	3	0.3%
20	United Arab Emirates	3	0.3%
21	Ghana	3	0.3%
22	Egypt	2	0.2%
23	Australia	2	0.2%
24	Hungary	2	0.2%
25	Indonesia	2	0.2%
26	Iran, Islamic Republic of	2	0.2%
27	Lithuania	2	0.2%
28	Thailand	2	0.2%
29	Turkey	2	0.2%
30	Spain	2	0.2%
31	Moldova, Republic of	2	0.2%
32	Italy	2	0.2%
33	Palestine, State of	1	0.1%
34	Saudi Arabia	1	0.1%
35	Switzerland	1	0.1%
36	Mexico	1	0.1%
37	Austria	1	0.1%