Rank	Countries/Territories	Count	Percent
1	United States	662	50.6%
2	China	304	23.2%
3	Germany	85	6.5%
4	France	37	2.8%
5	Netherlands	20	1.5%
6	Canada	18	1.4%
7	India	16	1.2%
8	Sweden	16	1.2%
9	Japan	15	1.1%
10	Australia	14	1.1%
11	Iran, Islamic Republic of	13	1%
12	Hong Kong	10	0.8%
13	Spain	8	0.6%
14	Taiwan	8	0.6%
15	Singapore	7	0.5%
16	Korea, Republic of	7	0.5%
17	South Africa	6	0.5%
18	United Kingdom	6	0.5%
19	Cyprus	5	0.4%
20	Ireland	4	0.3%
21	Italy	3	0.2%
22	Bangladesh	3	0.2%
23	Belgium	3	0.2%
24	Pakistan	3	0.2%
25	Philippines	3	0.2%
26	Puerto Rico	3	0.2%
27	Switzerland	3	0.2%
28	Viet Nam	2	0.2%
29	Yemen	2	0.2%
30	Poland	2	0.2%
31	Mexico	2	0.2%
32	Thailand	2	0.2%
33	Turkey	2	0.2%
34	Austria	2	0.2%
35	Afghanistan	2	0.2%
36	Indonesia	2	0.2%
37	Denmark	2	0.2%
38	Albania	1	0.1%
39	Brazil	1	0.1%
40	Czech Republic	1	0.1%
41	Ukraine	1	0.1%
42	United Arab Emirates	1	0.1%
43	Peru	1	0.1%
44	Russia	1	0.1%