Rank	Countries/Territories	Count	Percent
1	United States	538	36.7%
2	China	321	21.9%
3	India	89	6.1%
4	Germany	86	5.9%
5	Brazil	30	2%
6	Japan	26	1.8%
7	United Kingdom	26	1.8%
8	Canada	24	1.6%
9	Italy	23	1.6%
10	France	22	1.5%
11	Iran, Islamic Republic of	19	1.3%
12	Ireland	19	1.3%
13	Taiwan	19	1.3%
14	Netherlands	17	1.2%
15	Belgium	16	1.1%
16	Indonesia	13	0.9%
17	Hong Kong	13	0.9%
18	Australia	12	0.8%
19	Poland	12	0.8%
20	Bangladesh	11	0.8%
21	Greece	11	0.8%
22	Spain	10	0.7%
23	Korea, Republic of	8	0.5%
24	Mexico	8	0.5%
25	Cyprus	7	0.5%
26	Philippines	7	0.5%
27	Turkey	7	0.5%
28	South Africa	6	0.4%
29	Singapore	6	0.4%
30	Argentina	6	0.4%
31	Malaysia	5	0.3%
32	Mauritius	4	0.3%
33	Palestine, State of	4	0.3%
34	Peru	3	0.2%
35	Romania	3	0.2%
36	Egypt	3	0.2%
37	Colombia	3	0.2%
38	Algeria	2	0.1%
39	Bolivia, Plurinational State of	2	0.1%
40	Russia	2	0.1%
41	Saudi Arabia	2	0.1%
42	Portugal	2	0.1%
43	Ukraine	2	0.1%
44	Thailand	2	0.1%
45	Serbia	1	0.1%
46	Slovenia	1	0.1%
47	Sri Lanka	1	0.1%
48	Sweden	1	0.1%
49	Switzerland	1	0.1%
50	Cambodia	1	0.1%
51	Cameroon	1	0.1%
52	Finland	1	0.1%
53	Mongolia	1	0.1%
54	New Zealand	1	0.1%
55	Norway	1	0.1%
56	Pakistan	1	0.1%
57	Latvia	1	0.1%
58	Israel	1	0.1%