Rank	Countries/Territories	Count	Percent
1	United States	563	41.4%
2	China	387	28.4%
3	Germany	122	9%
4	India	36	2.6%
5	Korea, Republic of	32	2.4%
6	Japan	24	1.8%
7	France	19	1.4%
8	Canada	18	1.3%
9	Singapore	17	1.2%
10	Netherlands	15	1.1%
11	Egypt	14	1%
12	Iran, Islamic Republic of	13	1%
13	United Kingdom	13	1%
14	Russia	9	0.7%
15	Australia	8	0.6%
16	Cyprus	7	0.5%
17	Switzerland	6	0.4%
18	Ireland	5	0.4%
19	Brazil	4	0.3%
20	Spain	4	0.3%
21	Qatar	4	0.3%
22	Hong Kong	4	0.3%
23	Viet Nam	4	0.3%
24	Palestine, State of	3	0.2%
25	Argentina	3	0.2%
26	Austria	2	0.1%
27	Finland	2	0.1%
28	Israel	2	0.1%
29	Greece	2	0.1%
30	Mongolia	2	0.1%
31	Malaysia	2	0.1%
32	Thailand	2	0.1%
33	Turkey	2	0.1%
34	Ukraine	2	0.1%
35	Mexico	1	0.1%
36	Hungary	1	0.1%
37	New Zealand	1	0.1%
38	Nigeria	1	0.1%
39	Norway	1	0.1%
40	Sweden	1	0.1%
41	Saudi Arabia	1	0.1%
42	Czech Republic	1	0.1%
43	Bangladesh	1	0.1%