Rank	Countries/Territories	Count	Percent
1	United States	416	35.3%
2	China	322	27.4%
3	Germany	84	7.1%
4		50	4.2%
5	India	41	3.5%
6	Korea, Republic of	38	3.2%
7	Iran, Islamic Republic of	22	1.9%
8	Japan	21	1.8%
9	Hong Kong	15	1.3%
10	United Kingdom	15	1.3%
11	Singapore	12	1%
12	Australia	11	0.9%
13	Egypt	8	0.7%
14	Netherlands	8	0.7%
15	South Africa	8	0.7%
16	Thailand	8	0.7%
17	Ireland	6	0.5%
18	Canada	6	0.5%
19	France	5	0.4%
20	Bangladesh	5	0.4%
21	Israel	5	0.4%
22	Saudi Arabia	5	0.4%
23	Turkey	5	0.4%
24	Taiwan	5	0.4%
25	Russia	4	0.3%
26	Senegal	4	0.3%
27	Cyprus	4	0.3%
28	Denmark	3	0.3%
29	Ethiopia	3	0.3%
30	Portugal	3	0.3%
31	Qatar	3	0.3%
32	Pakistan	3	0.3%
33	Italy	3	0.3%
34	Indonesia	3	0.3%
35	Spain	3	0.3%
36	Ukraine	3	0.3%
37	Tunisia	2	0.2%
38	Jordan	2	0.2%
39	Poland	2	0.2%
40	Romania	2	0.2%
41	Colombia	2	0.2%
42	Austria	2	0.2%
43	Argentina	2	0.2%
44	Bosnia and Herzegovina	1	0.1%
45	Bulgaria	1	0.1%
46	Mongolia	1	0.1%