Rank	Countries/Territories	Count	Percent
1	United States	670	32.8%
2	China	555	27.2%
3	Germany	141	6.9%
4	Brazil	108	5.3%
5	Netherlands	66	3.2%
6	India	58	2.8%
7	Mexico	50	2.4%
8	Japan	38	1.9%
9	Korea, Republic of	32	1.6%
10	Canada	29	1.4%
11	France	25	1.2%
12	Spain	23	1.1%
13	Russia	22	1.1%
14	Sweden	19	0.9%
15	Chile	18	0.9%
16	Cyprus	13	0.6%
17	Indonesia	13	0.6%
18	Australia	11	0.5%
19	Italy	11	0.5%
20	United Kingdom	11	0.5%
21	Hong Kong	10	0.5%
22	Iran, Islamic Republic of	10	0.5%
23	Ireland	9	0.4%
24	Singapore	9	0.4%
25	Czech Republic	8	0.4%
26	Nigeria	7	0.3%
27	Turkey	6	0.3%
28	Viet Nam	6	0.3%
29	Switzerland	6	0.3%
30	Romania	5	0.2%
31	Taiwan	4	0.2%
32	Austria	4	0.2%
33	Egypt	4	0.2%
34	Ethiopia	3	0.1%
35	Israel	3	0.1%
36	Jordan	3	0.1%
37	Malaysia	3	0.1%
38	Ukraine	3	0.1%
39	South Africa	2	0.1%
40	Norway	2	0.1%
41	Philippines	2	0.1%
42	Poland	2	0.1%
43	New Zealand	2	0.1%
44	Argentina	2	0.1%
45	Bangladesh	2	0.1%
46	Denmark	1	0%
47	Colombia	1	0%
48	Finland	1	0%
49	Moldova, Republic of	1	0%
50	Mongolia	1	0%
51	Qatar	1	0%
52	Pakistan	1	0%
53	Lithuania	1	0%
54	Greece	1	0%
55	United Arab Emirates	1	0%
56	Saudi Arabia	1	0%
57	Serbia	1	0%
58	Togo	1	0%