Rank	Countries/Territories	Count	Percent
1	United States	350	33.1%
2	China	349	33%
3	Germany	102	9.7%
4	Korea, Republic of	51	4.8%
5	Japan	23	2.2%
6	Netherlands	17	1.6%
7	Singapore	17	1.6%
8	Switzerland	15	1.4%
9	Denmark	14	1.3%
10	India	10	0.9%
11	Canada	10	0.9%
12	Ukraine	9	0.9%
13	United Kingdom	8	0.8%
14	Cyprus	8	0.8%
15	France	7	0.7%
16	Australia	7	0.7%
17	Russia	7	0.7%
18	South Africa	4	0.4%
19	Argentina	4	0.4%
20	Brazil	4	0.4%
21	Hong Kong	4	0.4%
22	Turkey	4	0.4%
23	Viet Nam	3	0.3%
24	Egypt	3	0.3%
25	Chile	3	0.3%
26	Libya	3	0.3%
27	Kenya	2	0.2%
28	Peru	2	0.2%
29	Iran, Islamic Republic of	2	0.2%
30	Italy	2	0.2%
31	Thailand	1	0.1%
32	Ireland	1	0.1%
33	Congo	1	0.1%
34	Croatia	1	0.1%
35	Azerbaijan	1	0.1%
36	Philippines	1	0.1%
37	Pakistan	1	0.1%
38	Saudi Arabia	1	0.1%
39	Lebanon	1	0.1%
40	Lithuania	1	0.1%
41	Mongolia	1	0.1%
42	Morocco	1	0.1%