Rank	Countries/Territories	Count	Percent
1	United States	355	27.4%
2	China	335	25.9%
3	Germany	137	10.6%
4	India	65	5%
5	Italy	56	4.3%
6	Canada	28	2.2%
7	Colombia	26	2%
8	Algeria	21	1.6%
9	Singapore	21	1.6%
10	United Kingdom	20	1.5%
11	France	17	1.3%
12	Netherlands	15	1.2%
13	Spain	15	1.2%
14	Japan	14	1.1%
15	Korea, Republic of	12	0.9%
16	Mexico	11	0.8%
17	Australia	11	0.8%
18	South Africa	11	0.8%
19	Czech Republic	9	0.7%
20	Cyprus	8	0.6%
21	Turkey	8	0.6%
22	Malaysia	7	0.5%
23	Taiwan	6	0.5%
24	Portugal	6	0.5%
25	Serbia	5	0.4%
26	Thailand	5	0.4%
27	Hong Kong	5	0.4%
28	Iran, Islamic Republic of	4	0.3%
29	Ireland	4	0.3%
30	Brazil	4	0.3%
31	Austria	4	0.3%
32	Argentina	4	0.3%
33	Egypt	4	0.3%
34	Romania	4	0.3%
35	Viet Nam	4	0.3%
36	Venezuela, Bolivarian Republic of	3	0.2%
37	Saudi Arabia	3	0.2%
38	Ethiopia	3	0.2%
39	Greece	3	0.2%
40	Mongolia	2	0.2%
41	Morocco	2	0.2%
42	Pakistan	2	0.2%
43	Ghana	2	0.2%
44	Burkina Faso	2	0.2%
45	Russia	2	0.2%
46	Ukraine	2	0.2%
47	Bangladesh	1	0.1%
48	Dominican Republic	1	0.1%
49	Peru	1	0.1%
50	Poland	1	0.1%
51	New Zealand	1	0.1%
52	Kenya	1	0.1%
53	Iraq	1	0.1%
54	Hungary	1	0.1%