Rank	Countries/Territories	Count	Percent
1	United States	597	35.2%
2	China	438	25.8%
3	Germany	236	13.9%
4	Japan	41	2.4%
5	Canada	41	2.4%
6	United Kingdom	40	2.4%
7		38	2.2%
8	Australia	28	1.7%
9	France	21	1.2%
10	India	20	1.2%
11	Thailand	19	1.1%
12	Netherlands	18	1.1%
13	Spain	17	1%
14	Singapore	15	0.9%
15	Korea, Republic of	15	0.9%
16	Cyprus	14	0.8%
17	Lithuania	14	0.8%
18	Argentina	10	0.6%
19	Italy	9	0.5%
20	Iran, Islamic Republic of	9	0.5%
21	Ireland	7	0.4%
22	Hong Kong	7	0.4%
23	Turkey	6	0.4%
24	Poland	4	0.2%
25	Russia	4	0.2%
26	Latvia	4	0.2%
27	Malaysia	3	0.2%
28	Sweden	3	0.2%
29	Slovenia	2	0.1%
30	Ukraine	2	0.1%
31	Pakistan	2	0.1%
32	Saudi Arabia	2	0.1%
33	Portugal	2	0.1%
34	Ghana	2	0.1%
35	Denmark	2	0.1%
36	Brazil	1	0.1%
37	Greece	1	0.1%
38	Norway	1	0.1%
39	Taiwan	1	0.1%