Rank	Countries/Territories	Count	Percent
1	United States	414	33.4%
2	China	239	19.3%
3	Germany	60	4.8%
4	India	55	4.4%
5	Korea, Republic of	42	3.4%
6	Netherlands	37	3%
7	Peru	29	2.3%
8	France	26	2.1%
9		26	2.1%
10	Canada	21	1.7%
11	Japan	21	1.7%
12	Argentina	20	1.6%
13	Taiwan	20	1.6%
14	Ireland	18	1.5%
15	Egypt	17	1.4%
16	Russia	17	1.4%
17	Singapore	16	1.3%
18	Indonesia	12	1%
19	Hong Kong	11	0.9%
20	Mexico	10	0.8%
21	Australia	10	0.8%
22	Philippines	10	0.8%
23	United Kingdom	10	0.8%
24	Thailand	7	0.6%
25	Turkey	7	0.6%
26	Sweden	7	0.6%
27	Austria	7	0.6%
28	Cyprus	6	0.5%
29	Ethiopia	5	0.4%
30	Malaysia	4	0.3%
31	Romania	4	0.3%
32	Saudi Arabia	4	0.3%
33	Portugal	3	0.2%
34	Switzerland	3	0.2%
35	Kenya	3	0.2%
36	Colombia	3	0.2%
37	Bangladesh	3	0.2%
38	Brazil	3	0.2%
39	Bulgaria	2	0.2%
40	Croatia	2	0.2%
41	Czech Republic	2	0.2%
42	Italy	2	0.2%
43	Hungary	2	0.2%
44	Iran, Islamic Republic of	2	0.2%
45	Morocco	2	0.2%
46	Oman	2	0.2%
47	Viet Nam	2	0.2%
48	South Africa	1	0.1%
49	Spain	1	0.1%
50	Sri Lanka	1	0.1%
51	Sudan	1	0.1%
52	Palestine, State of	1	0.1%
53	Nepal	1	0.1%
54	Lebanon	1	0.1%
55	Greece	1	0.1%
56	Burkina Faso	1	0.1%
57	Chile	1	0.1%
58	Bosnia and Herzegovina	1	0.1%