Rank	Countries/Territories	Count	Percent
1	United States	413	35.3%
2	China	335	28.6%
3	Germany	142	12.1%
4	Japan	64	5.5%
5		31	2.6%
6	France	23	2%
7	Singapore	20	1.7%
8	Korea, Republic of	19	1.6%
9	United Kingdom	12	1%
10	Canada	8	0.7%
11	Netherlands	7	0.6%
12	Taiwan	7	0.6%
13	India	6	0.5%
14	Indonesia	5	0.4%
15	Nigeria	5	0.4%
16	Romania	5	0.4%
17	Viet Nam	5	0.4%
18	Russia	4	0.3%
19	Portugal	4	0.3%
20	Sweden	4	0.3%
21	Switzerland	4	0.3%
22	Pakistan	4	0.3%
23	Israel	4	0.3%
24	Argentina	4	0.3%
25	Australia	4	0.3%
26	Cyprus	4	0.3%
27	Egypt	4	0.3%
28	Brazil	3	0.3%
29	Mexico	3	0.3%
30	Poland	2	0.2%
31	Turkey	2	0.2%
32	Ukraine	2	0.2%
33	United Arab Emirates	1	0.1%
34	South Africa	1	0.1%
35	Spain	1	0.1%
36	Peru	1	0.1%
37	Norway	1	0.1%
38	Croatia	1	0.1%
39	Bangladesh	1	0.1%
40	Hong Kong	1	0.1%
41	Hungary	1	0.1%
42	Latvia	1	0.1%
43	Malaysia	1	0.1%