Rank	Countries/Territories	Count	Percent
1	China	490	37.4%
2	United States	441	33.7%
3	Germany	129	9.8%
4	Puerto Rico	24	1.8%
5	Canada	20	1.5%
6	India	20	1.5%
7	France	14	1.1%
8	Italy	13	1%
9	Japan	11	0.8%
10	Switzerland	11	0.8%
11	Spain	10	0.8%
12	Cyprus	10	0.8%
13	Turkey	9	0.7%
14	United Kingdom	8	0.6%
15	Ukraine	7	0.5%
16	Hong Kong	7	0.5%
17	Netherlands	7	0.5%
18	Israel	5	0.4%
19	Iran, Islamic Republic of	5	0.4%
20	Australia	5	0.4%
21	Egypt	4	0.3%
22	Ireland	4	0.3%
23	Poland	4	0.3%
24	Taiwan	4	0.3%
25	Saudi Arabia	3	0.2%
26	Singapore	3	0.2%
27	Philippines	3	0.2%
28	New Zealand	3	0.2%
29	Indonesia	3	0.2%
30	Korea, Republic of	3	0.2%
31	Norway	2	0.2%
32	Portugal	2	0.2%
33	Malaysia	2	0.2%
34	Estonia	2	0.2%
35	Austria	2	0.2%
36	Bangladesh	2	0.2%
37	Bulgaria	2	0.2%
38	Albania	2	0.2%
39	Viet Nam	2	0.2%
40	Slovakia	2	0.2%
41	Romania	1	0.1%
42	Thailand	1	0.1%
43	Sri Lanka	1	0.1%
44	Uruguay	1	0.1%
45	Argentina	1	0.1%
46	Bosnia and Herzegovina	1	0.1%
47	Denmark	1	0.1%
48	Ecuador	1	0.1%
49	Mexico	1	0.1%
50	Kuwait	1	0.1%