Rank	Countries/Territories	Count	Percent
1	United States	499	36.9%
2	China	418	30.9%
3	Germany	64	4.7%
4	Canada	42	3.1%
5	Iran, Islamic Republic of	40	3%
6	United Kingdom	22	1.6%
7	India	20	1.5%
8	France	19	1.4%
9	Netherlands	18	1.3%
10	Japan	15	1.1%
11	Colombia	15	1.1%
12	Hong Kong	13	1%
13	Russia	13	1%
14	Ecuador	12	0.9%
15	Korea, Republic of	12	0.9%
16	Ireland	11	0.8%
17	Taiwan	9	0.7%
18	Austria	8	0.6%
19	Chile	7	0.5%
20	Spain	7	0.5%
21	Portugal	6	0.4%
22	Italy	5	0.4%
23	Indonesia	5	0.4%
24	Malaysia	5	0.4%
25	Cyprus	5	0.4%
26	Philippines	5	0.4%
27	Singapore	5	0.4%
28	Australia	4	0.3%
29	Jordan	4	0.3%
30	Kazakhstan	3	0.2%
31	New Zealand	3	0.2%
32	Norway	3	0.2%
33	Brazil	3	0.2%
34	Saudi Arabia	3	0.2%
35	Turkey	3	0.2%
36	Ukraine	3	0.2%
37	Zimbabwe	3	0.2%
38	Sweden	2	0.1%
39	United Arab Emirates	2	0.1%
40	Bolivia, Plurinational State of	2	0.1%
41	Pakistan	2	0.1%
42	Romania	2	0.1%
43	Nigeria	2	0.1%
44	Mongolia	2	0.1%
45	Morocco	1	0.1%
46	Botswana	1	0.1%
47	Algeria	1	0.1%
48	Bangladesh	1	0.1%
49	Egypt	1	0.1%
50	Ethiopia	1	0.1%
51	Slovenia	1	0.1%
52	South Africa	1	0.1%