Rank	Countries/Territories	Count	Percent
1	United States	391	36.4%
2	China	331	30.8%
3	Germany	99	9.2%
4	France	47	4.4%
5	United Kingdom	28	2.6%
6	Korea, Republic of	18	1.7%
7	Japan	15	1.4%
8	Netherlands	13	1.2%
9	Canada	11	1%
10	Bangladesh	11	1%
11	India	10	0.9%
12	Russia	9	0.8%
13	Australia	8	0.7%
14	Ireland	7	0.7%
15	Romania	7	0.7%
16	Singapore	6	0.6%
17	Czech Republic	6	0.6%
18	Hong Kong	6	0.6%
19	Oman	5	0.5%
20	Taiwan	5	0.5%
21	Turkey	4	0.4%
22	Hungary	4	0.4%
23	Iran, Islamic Republic of	4	0.4%
24	Belgium	4	0.4%
25	Thailand	3	0.3%
26	Argentina	2	0.2%
27	Cyprus	2	0.2%
28	Palestine, State of	2	0.2%
29	Lithuania	2	0.2%
30	Malaysia	2	0.2%
31	Kazakhstan	1	0.1%
32	Philippines	1	0.1%
33	Portugal	1	0.1%
34	South Africa	1	0.1%
35	Spain	1	0.1%
36	New Zealand	1	0.1%
37	Denmark	1	0.1%
38	Finland	1	0.1%
39	Iraq	1	0.1%
40	Indonesia	1	0.1%
41	Ukraine	1	0.1%
42	Viet Nam	1	0.1%