Rank	Countries/Territories	Count	Percent
1	United States	622	43.8%
2	China	415	29.2%
3	Brazil	39	2.7%
4	Germany	34	2.4%
5	Japan	34	2.4%
6	India	33	2.3%
7	Singapore	28	2%
8	Italy	27	1.9%
9	Spain	18	1.3%
10	Ireland	12	0.8%
11	France	12	0.8%
12	Austria	11	0.8%
13	Russia	11	0.8%
14	Canada	10	0.7%
15	Iran, Islamic Republic of	9	0.6%
16	Korea, Republic of	8	0.6%
17	Netherlands	8	0.6%
18	Thailand	8	0.6%
19	Sweden	7	0.5%
20	Turkey	6	0.4%
21	Belgium	6	0.4%
22	Hungary	4	0.3%
23	Romania	4	0.3%
24	Poland	4	0.3%
25	Ukraine	4	0.3%
26	United Kingdom	3	0.2%
27	Switzerland	3	0.2%
28	Taiwan	3	0.2%
29	Mexico	3	0.2%
30	Hong Kong	3	0.2%
31	Czech Republic	3	0.2%
32	Argentina	3	0.2%
33	Australia	2	0.1%
34	Chile	2	0.1%
35	Denmark	2	0.1%
36	Norway	2	0.1%
37	Portugal	2	0.1%
38	Lithuania	2	0.1%
39	South Africa	2	0.1%
40	Saudi Arabia	1	0.1%
41	Serbia	1	0.1%
42	Slovakia	1	0.1%
43	Israel	1	0.1%
44	Iraq	1	0.1%
45	Indonesia	1	0.1%
46	Morocco	1	0.1%
47	Ecuador	1	0.1%
48	Greece	1	0.1%
49	Colombia	1	0.1%
50	Bangladesh	1	0.1%