Rank	Countries/Territories	Count	Percent
1	United States	573	47.2%
2	China	317	26.1%
3	Germany	78	6.4%
4	Canada	25	2.1%
5	Netherlands	18	1.5%
6	United Kingdom	18	1.5%
7	Singapore	16	1.3%
8	Japan	14	1.2%
9	South Africa	13	1.1%
10	Pakistan	13	1.1%
11	Iraq	11	0.9%
12	Cyprus	10	0.8%
13	France	9	0.7%
14	Australia	7	0.6%
15	Ireland	7	0.6%
16	Korea, Republic of	7	0.6%
17	Oman	6	0.5%
18	Viet Nam	6	0.5%
19	Russia	5	0.4%
20	Ghana	5	0.4%
21	Indonesia	4	0.3%
22	Iran, Islamic Republic of	4	0.3%
23	Italy	4	0.3%
24	Ethiopia	4	0.3%
25	Portugal	4	0.3%
26	Taiwan	4	0.3%
27	India	3	0.2%
28	New Zealand	3	0.2%
29	Kenya	3	0.2%
30	Argentina	2	0.2%
31	Bulgaria	2	0.2%
32	Lithuania	2	0.2%
33	Luxembourg	2	0.2%
34	Poland	2	0.2%
35	Thailand	2	0.2%
36	Turkey	2	0.2%
37	Ukraine	2	0.2%
38	Romania	2	0.2%
39	Yemen	2	0.2%
40	Spain	1	0.1%
41	Nigeria	1	0.1%
42	Austria	1	0.1%
43	Hong Kong	1	0.1%