Rank	Countries/Territories	Count	Percent
1	United States	616	32.6%
2	China	424	22.4%
3	India	210	11.1%
4	Germany	76	4%
5	Canada	66	3.5%
6	Japan	45	2.4%
7	United Kingdom	38	2%
8	Brazil	35	1.8%
9	Iran, Islamic Republic of	32	1.7%
10	Australia	30	1.6%
11	Netherlands	29	1.5%
12	Korea, Republic of	28	1.5%
13	Russia	23	1.2%
14	Italy	21	1.1%
15	Zambia	19	1%
16	Turkey	15	0.8%
17	Pakistan	15	0.8%
18	Israel	14	0.7%
19	Colombia	13	0.7%
20	Portugal	12	0.6%
21	El Salvador	10	0.5%
22	Singapore	9	0.5%
23	Switzerland	7	0.4%
24	South Africa	7	0.4%
25	France	7	0.4%
26	Ireland	7	0.4%
27	Mexico	6	0.3%
28	Romania	6	0.3%
29	Ukraine	5	0.3%
30	Peru	5	0.3%
31	Malta	5	0.3%
32	Ethiopia	5	0.3%
33	Argentina	4	0.2%
34	Belgium	3	0.2%
35	Egypt	3	0.2%
36	Philippines	3	0.2%
37	Norway	3	0.2%
38	Poland	2	0.1%
39	Spain	2	0.1%
40	United Arab Emirates	2	0.1%
41	Taiwan	2	0.1%
42	Thailand	2	0.1%
43	Denmark	2	0.1%
44	Bangladesh	2	0.1%
45	Holy See	2	0.1%
46	Hong Kong	2	0.1%
47	Guatemala	1	0.1%
48	Mauritius	1	0.1%
49	Mongolia	1	0.1%
50	Morocco	1	0.1%
51	Lithuania	1	0.1%
52	Malaysia	1	0.1%
53	Jordan	1	0.1%
54	Cyprus	1	0.1%
55	Czech Republic	1	0.1%
56	Bulgaria	1	0.1%
57	Slovakia	1	0.1%
58	Sri Lanka	1	0.1%
59	Sweden	1	0.1%
60	Qatar	1	0.1%
61	Rwanda	1	0.1%
62	Serbia	1	0.1%
63	Oman	1	0.1%
64	Nigeria	1	0.1%