Rank	Countries/Territories	Count	Percent
1	United States	660	37.6%
2	China	569	32.5%
3	Germany	141	8%
4	India	54	3.1%
5	Japan	49	2.8%
6	Korea, Republic of	28	1.6%
7	Russia	22	1.3%
8	Canada	18	1%
9	Latvia	15	0.9%
10	Turkey	15	0.9%
11	Hong Kong	14	0.8%
12	Netherlands	11	0.6%
13	United Kingdom	11	0.6%
14	Singapore	11	0.6%
15	France	10	0.6%
16	Ireland	9	0.5%
17	Australia	9	0.5%
18	Brazil	8	0.5%
19	Indonesia	8	0.5%
20	Mexico	8	0.5%
21	Iran, Islamic Republic of	7	0.4%
22	Senegal	7	0.4%
23	Israel	6	0.3%
24	Iraq	5	0.3%
25	Taiwan	5	0.3%
26	Thailand	5	0.3%
27	Cyprus	4	0.2%
28	Egypt	4	0.2%
29	Greece	3	0.2%
30	Croatia	3	0.2%
31	Albania	3	0.2%
32	Argentina	3	0.2%
33	Italy	3	0.2%
34	Ukraine	3	0.2%
35	Poland	3	0.2%
36	Romania	3	0.2%
37	South Africa	2	0.1%
38	Belgium	2	0.1%
39	Colombia	2	0.1%
40	Finland	2	0.1%
41	Denmark	1	0.1%
42	Austria	1	0.1%
43	Nigeria	1	0.1%
44	Norway	1	0.1%
45	Palestine, State of	1	0.1%
46	Spain	1	0.1%
47	Slovakia	1	0.1%
48	Saudi Arabia	1	0.1%