Rank	Countries/Territories	Count	Percent
1	United States	557	38.1%
2	China	416	28.5%
3	Germany	66	4.5%
4		55	3.8%
5	Brazil	55	3.8%
6	India	44	3%
7	Australia	30	2.1%
8	Singapore	25	1.7%
9	Russia	21	1.4%
10	Tunisia	20	1.4%
11	Korea, Republic of	19	1.3%
12	Canada	16	1.1%
13	Latvia	13	0.9%
14	Japan	12	0.8%
15	United Kingdom	11	0.8%
16	Taiwan	10	0.7%
17	Netherlands	9	0.6%
18	Iran, Islamic Republic of	9	0.6%
19	Viet Nam	8	0.5%
20	France	6	0.4%
21	Italy	6	0.4%
22	Bosnia and Herzegovina	6	0.4%
23	Hong Kong	6	0.4%
24	Ireland	5	0.3%
25	Portugal	4	0.3%
26	Mexico	3	0.2%
27	Indonesia	3	0.2%
28	Czech Republic	3	0.2%
29	Egypt	2	0.1%
30	Argentina	2	0.1%
31	Bulgaria	2	0.1%
32	Spain	2	0.1%
33	Ukraine	2	0.1%
34	Uruguay	2	0.1%
35	Thailand	1	0.1%
36	Turkey	1	0.1%
37	Switzerland	1	0.1%
38	Syrian Arab Republic	1	0.1%
39	Slovakia	1	0.1%
40	Romania	1	0.1%
41	Saudi Arabia	1	0.1%
42	Serbia	1	0.1%
43	New Zealand	1	0.1%
44	Norway	1	0.1%
45	Chile	1	0.1%
46	Cyprus	1	0.1%