Rank	Countries/Territories	Count	Percent
1	United States	322	35.2%
2	China	311	34%
3	Germany	69	7.5%
4	Canada	32	3.5%
5	United Kingdom	24	2.6%
6	Japan	19	2.1%
7	Australia	18	2%
8	Korea, Republic of	14	1.5%
9	India	11	1.2%
10	Thailand	9	1%
11	Cyprus	8	0.9%
12	Netherlands	7	0.8%
13	Spain	7	0.8%
14	Taiwan	6	0.7%
15	Singapore	6	0.7%
16	France	6	0.7%
17	Iran, Islamic Republic of	5	0.5%
18	Nigeria	4	0.4%
19	Qatar	3	0.3%
20	Ireland	3	0.3%
21	Indonesia	2	0.2%
22	Greece	2	0.2%
23	Denmark	2	0.2%
24	Bulgaria	2	0.2%
25	Romania	2	0.2%
26	South Africa	2	0.2%
27	Mongolia	2	0.2%
28	Sweden	2	0.2%
29	Norway	2	0.2%
30	Latvia	2	0.2%
31	Tunisia	2	0.2%
32	Ukraine	2	0.2%
33	Lithuania	1	0.1%
34	Mexico	1	0.1%
35	Pakistan	1	0.1%
36	Argentina	1	0.1%
37	Bangladesh	1	0.1%
38	Croatia	1	0.1%
39	Hong Kong	1	0.1%