Rank	Countries/Territories	Count	Percent
1	United States	545	41.2%
2	China	416	31.4%
3	Germany	108	8.2%
4	Japan	39	2.9%
5	France	19	1.4%
6	Egypt	17	1.3%
7	Netherlands	15	1.1%
8	Switzerland	14	1.1%
9	India	14	1.1%
10	Spain	13	1%
11	Canada	10	0.8%
12	Korea, Republic of	10	0.8%
13	Australia	9	0.7%
14	Turkey	8	0.6%
15	Singapore	7	0.5%
16	Cyprus	6	0.5%
17	Hong Kong	6	0.5%
18	Pakistan	5	0.4%
19	Thailand	5	0.4%
20	United Kingdom	5	0.4%
21	Mexico	4	0.3%
22	Denmark	4	0.3%
23	Iran, Islamic Republic of	4	0.3%
24	Bangladesh	4	0.3%
25	Argentina	3	0.2%
26	Czech Republic	3	0.2%
27	Colombia	3	0.2%
28	Ireland	3	0.2%
29	Luxembourg	3	0.2%
30	Norway	3	0.2%
31	Russia	3	0.2%
32	Ukraine	3	0.2%
33	Taiwan	2	0.2%
34	Lithuania	2	0.2%
35	Ethiopia	2	0.2%
36	Georgia	1	0.1%
37	Brazil	1	0.1%
38	Latvia	1	0.1%
39	Malaysia	1	0.1%
40	New Zealand	1	0.1%
41	Portugal	1	0.1%