Rank	Countries/Territories	Count	Percent
1	United States	418	39.3%
2	China	350	32.9%
3	Germany	96	9%
4	Japan	34	3.2%
5	Netherlands	22	2.1%
6	France	20	1.9%
7	Canada	16	1.5%
8	Egypt	11	1%
9	Mexico	11	1%
10	India	10	0.9%
11	Bangladesh	8	0.8%
12	Korea, Republic of	7	0.7%
13	Singapore	7	0.7%
14	Ireland	6	0.6%
15	Indonesia	5	0.5%
16	Bulgaria	5	0.5%
17	Iran, Islamic Republic of	4	0.4%
18	United Kingdom	4	0.4%
19	Russia	4	0.4%
20	Pakistan	4	0.4%
21	Cyprus	3	0.3%
22	Luxembourg	2	0.2%
23	Poland	2	0.2%
24	Serbia	2	0.2%
25	Taiwan	2	0.2%
26	Ukraine	2	0.2%
27	South Africa	1	0.1%
28	Spain	1	0.1%
29	Viet Nam	1	0.1%
30	Saudi Arabia	1	0.1%
31	Philippines	1	0.1%
32	Nigeria	1	0.1%
33	Hungary	1	0.1%
34	Australia	1	0.1%
35	Bahrain	1	0.1%