Rank	Countries/Territories	Count	Percent
1	United States	645	35.2%
2	China	520	28.4%
3	Germany	125	6.8%
4	India	71	3.9%
5	Netherlands	48	2.6%
6	Canada	40	2.2%
7	Brazil	33	1.8%
8	Ireland	29	1.6%
9	France	27	1.5%
10	Ukraine	24	1.3%
11	United Kingdom	23	1.3%
12	Ghana	19	1%
13	Japan	16	0.9%
14	Nigeria	13	0.7%
15	Saudi Arabia	13	0.7%
16	Norway	10	0.5%
17	Egypt	10	0.5%
18	Colombia	9	0.5%
19	Belgium	9	0.5%
20	Jamaica	9	0.5%
21	Korea, Republic of	9	0.5%
22	Hong Kong	9	0.5%
23	Australia	8	0.4%
24	Portugal	8	0.4%
25	Tanzania, United Republic of	7	0.4%
26	Russia	6	0.3%
27	Dominican Republic	6	0.3%
28	Cyprus	4	0.2%
29	Italy	4	0.2%
30	Guyana	4	0.2%
31	Latvia	4	0.2%
32	Singapore	4	0.2%
33	South Africa	4	0.2%
34	Romania	4	0.2%
35	Sweden	4	0.2%
36	Saint Lucia	3	0.2%
37	Uganda	3	0.2%
38	Pakistan	3	0.2%
39	Spain	3	0.2%
40	Algeria	3	0.2%
41	Bangladesh	2	0.1%
42	Denmark	2	0.1%
43	Greece	2	0.1%
44	Lithuania	2	0.1%
45	Morocco	2	0.1%
46	Indonesia	2	0.1%
47	Iran, Islamic Republic of	2	0.1%
48	Slovakia	2	0.1%
49	Rwanda	2	0.1%
50	Oman	2	0.1%
51	United Arab Emirates	2	0.1%
52	Switzerland	2	0.1%
53	Thailand	2	0.1%
54	Zambia	2	0.1%
55	Yemen	1	0.1%
56	Turkey	1	0.1%
57	Taiwan	1	0.1%
58	Puerto Rico	1	0.1%
59	Senegal	1	0.1%
60	Israel	1	0.1%
61	Kenya	1	0.1%
62	Malaysia	1	0.1%
63	Moldova, Republic of	1	0.1%
64	Mongolia	1	0.1%
65	Argentina	1	0.1%
66	Cameroon	1	0.1%