Rank	Countries/Territories	Count	Percent
1	United States	363	33.8%
2	China	150	14%
3	Germany	100	9.3%
4	United Kingdom	100	9.3%
5	Netherlands	51	4.8%
6	Canada	41	3.8%
7	Switzerland	33	3.1%
8	Korea, Republic of	23	2.1%
9	India	22	2.1%
10	Japan	14	1.3%
11	Turkey	13	1.2%
12	Australia	12	1.1%
13	Russia	10	0.9%
14	Mexico	9	0.8%
15	Austria	9	0.8%
16	Denmark	8	0.7%
17	France	8	0.7%
18	Hong Kong	8	0.7%
19	Ireland	8	0.7%
20	Taiwan	8	0.7%
21	Viet Nam	7	0.7%
22	Belgium	7	0.7%
23	Singapore	7	0.7%
24	Spain	7	0.7%
25	Malaysia	6	0.6%
26	Lithuania	6	0.6%
27	Italy	6	0.6%
28	Argentina	6	0.6%
29	Iran, Islamic Republic of	3	0.3%
30	Israel	3	0.3%
31	Cyprus	3	0.3%
32	Libya	2	0.2%
33	Sweden	2	0.2%
34	South Africa	2	0.2%
35	New Zealand	2	0.2%
36	Zambia	2	0.2%
37	Romania	2	0.2%
38	United Arab Emirates	2	0.2%
39	Togo	1	0.1%
40	Ukraine	1	0.1%
41	Philippines	1	0.1%
42	Poland	1	0.1%
43	Portugal	1	0.1%
44	Luxembourg	1	0.1%
45	Chile	1	0.1%
46	Indonesia	1	0.1%