Rank	Countries/Territories	Count	Percent
1	United States	710	38.6%
2	China	665	36.2%
3	Germany	136	7.4%
4	Japan	57	3.1%
5	Canada	39	2.1%
6	Singapore	29	1.6%
7	Netherlands	24	1.3%
8	Korea, Republic of	21	1.1%
9	France	16	0.9%
10	Switzerland	13	0.7%
11	Ireland	12	0.7%
12	India	12	0.7%
13	Ecuador	10	0.5%
14	Cyprus	9	0.5%
15	Iran, Islamic Republic of	9	0.5%
16	Hong Kong	8	0.4%
17	Lithuania	7	0.4%
18	Taiwan	6	0.3%
19	Australia	6	0.3%
20	Argentina	5	0.3%
21	Colombia	4	0.2%
22	Thailand	4	0.2%
23	Spain	4	0.2%
24	Mexico	3	0.2%
25	Ukraine	3	0.2%
26	Viet Nam	3	0.2%
27	Italy	3	0.2%
28	Bangladesh	3	0.2%
29	Belgium	2	0.1%
30	Brazil	2	0.1%
31	Israel	2	0.1%
32	Turkey	2	0.1%
33	United Kingdom	2	0.1%
34	New Zealand	1	0.1%
35	Romania	1	0.1%
36	South Africa	1	0.1%
37	Luxembourg	1	0.1%
38	Lebanon	1	0.1%
39	Cuba	1	0.1%
40	Chile	1	0.1%
41	Indonesia	1	0.1%