Rank	Countries/Territories	Count	Percent
1	United States	363	38.4%
2	China	131	13.8%
3	Germany	90	9.5%
4	Netherlands	43	4.5%
5	India	39	4.1%
6	United Kingdom	39	4.1%
7	Korea, Republic of	20	2.1%
8	Iran, Islamic Republic of	18	1.9%
9	Canada	16	1.7%
10	Japan	16	1.7%
11	Poland	14	1.5%
12	Switzerland	14	1.5%
13	Peru	11	1.2%
14	Australia	10	1.1%
15	Hong Kong	10	1.1%
16	Brazil	9	1%
17	Russia	9	1%
18	Taiwan	9	1%
19	Sweden	8	0.8%
20	Turkey	8	0.8%
21	Egypt	7	0.7%
22	Indonesia	6	0.6%
23	Ireland	6	0.6%
24	Pakistan	6	0.6%
25	Iraq	5	0.5%
26	Cyprus	5	0.5%
27	France	4	0.4%
28	Romania	4	0.4%
29	Slovenia	3	0.3%
30	Nigeria	3	0.3%
31	Ethiopia	3	0.3%
32	Ecuador	2	0.2%
33	Mexico	2	0.2%
34	Spain	2	0.2%
35	Thailand	2	0.2%
36	Ukraine	2	0.2%
37	Saudi Arabia	1	0.1%
38	Philippines	1	0.1%
39	Italy	1	0.1%
40	Luxembourg	1	0.1%
41	Malaysia	1	0.1%
42	Denmark	1	0.1%
43	Armenia	1	0.1%