Rank	Countries/Territories	Count	Percent
1	United States	574	38.1%
2	China	409	27.1%
3	Germany	115	7.6%
4	United Kingdom	57	3.8%
5	Japan	43	2.9%
6	Korea, Republic of	40	2.7%
7	Spain	23	1.5%
8	Viet Nam	20	1.3%
9	France	19	1.3%
10	Ukraine	14	0.9%
11	Singapore	13	0.9%
12	Canada	12	0.8%
13	Australia	11	0.7%
14	Taiwan	11	0.7%
15	Ireland	10	0.7%
16	India	9	0.6%
17	Iran, Islamic Republic of	9	0.6%
18	Netherlands	9	0.6%
19	Peru	7	0.5%
20	Mexico	7	0.5%
21	Chile	7	0.5%
22	Cyprus	6	0.4%
23	Cuba	5	0.3%
24	Hong Kong	5	0.3%
25	Indonesia	5	0.3%
26	Turkey	5	0.3%
27	Russia	5	0.3%
28	South Africa	4	0.3%
29	Yemen	4	0.3%
30	Italy	4	0.3%
31	Malaysia	4	0.3%
32	Argentina	4	0.3%
33	Brazil	3	0.2%
34	Denmark	3	0.2%
35	Thailand	3	0.2%
36	Poland	3	0.2%
37	Sweden	2	0.1%
38	Switzerland	2	0.1%
39	Slovakia	2	0.1%
40	Uganda	2	0.1%
41	Egypt	2	0.1%
42	Finland	2	0.1%
43	Austria	2	0.1%
44	Colombia	2	0.1%
45	Lithuania	2	0.1%
46	Luxembourg	1	0.1%
47	Mongolia	1	0.1%
48	Philippines	1	0.1%
49	Jamaica	1	0.1%
50	Libya	1	0.1%
51	Kenya	1	0.1%
52	Slovenia	1	0.1%
53	Saudi Arabia	1	0.1%