Rank	Countries/Territories	Count	Percent
1	United States	552	40.6%
2	China	346	25.5%
3	Germany	105	7.7%
4	United Kingdom	45	3.3%
5	France	43	3.2%
6	India	41	3%
7	Czech Republic	27	2%
8	Japan	26	1.9%
9	Canada	24	1.8%
10	Australia	22	1.6%
11	Singapore	15	1.1%
12	Netherlands	14	1%
13	Hong Kong	10	0.7%
14	Korea, Republic of	8	0.6%
15	Cyprus	7	0.5%
16	Thailand	6	0.4%
17	Russia	6	0.4%
18	United Arab Emirates	6	0.4%
19	Romania	5	0.4%
20	Nicaragua	4	0.3%
21	Iran, Islamic Republic of	4	0.3%
22	Ireland	4	0.3%
23	Lithuania	3	0.2%
24	Poland	3	0.2%
25	Portugal	3	0.2%
26	Estonia	3	0.2%
27	Turkey	3	0.2%
28	Indonesia	2	0.1%
29	Bangladesh	2	0.1%
30	Algeria	2	0.1%
31	Philippines	2	0.1%
32	Mexico	2	0.1%
33	Italy	2	0.1%
34	Iraq	2	0.1%
35	Malaysia	1	0.1%
36	Latvia	1	0.1%
37	Mongolia	1	0.1%
38	Norway	1	0.1%
39	Argentina	1	0.1%
40	Austria	1	0.1%
41	Denmark	1	0.1%
42	Spain	1	0.1%
43	Switzerland	1	0.1%
44	Tanzania, United Republic of	1	0.1%