Rank	Countries/Territories	Count	Percent
1	United States	614	35.6%
2	China	395	22.9%
3	Germany	166	9.6%
4		52	3%
5	France	50	2.9%
6	Italy	49	2.8%
7	Canada	41	2.4%
8	Japan	30	1.7%
9	Netherlands	23	1.3%
10	Mexico	22	1.3%
11	India	18	1%
12	Australia	17	1%
13	Argentina	14	0.8%
14	Russia	13	0.8%
15	Saudi Arabia	12	0.7%
16	Spain	12	0.7%
17	United Kingdom	12	0.7%
18	Brazil	12	0.7%
19	Greece	12	0.7%
20	Korea, Republic of	11	0.6%
21	Egypt	10	0.6%
22	Ireland	10	0.6%
23	Cyprus	8	0.5%
24	Singapore	8	0.5%
25	South Africa	8	0.5%
26	Norway	7	0.4%
27	Taiwan	7	0.4%
28	Turkey	6	0.3%
29	Uganda	6	0.3%
30	Ukraine	6	0.3%
31	Sweden	5	0.3%
32	Poland	5	0.3%
33	Portugal	5	0.3%
34	Hong Kong	5	0.3%
35	Iran, Islamic Republic of	5	0.3%
36	Indonesia	4	0.2%
37	Bulgaria	4	0.2%
38	Colombia	4	0.2%
39	Romania	4	0.2%
40	Viet Nam	3	0.2%
41	Thailand	3	0.2%
42	Trinidad and Tobago	3	0.2%
43	Hungary	3	0.2%
44	Denmark	3	0.2%
45	Bangladesh	2	0.1%
46	Israel	2	0.1%
47	Lithuania	2	0.1%
48	Switzerland	2	0.1%
49	Puerto Rico	2	0.1%
50	Pakistan	2	0.1%
51	Philippines	2	0.1%
52	Tanzania, United Republic of	1	0.1%
53	Mauritius	1	0.1%
54	Latvia	1	0.1%
55	New Zealand	1	0.1%
56	Kenya	1	0.1%
57	Czech Republic	1	0.1%