Rank	Countries/Territories	Count	Percent
1	United States	546	39.5%
2	China	363	26.2%
3	Germany	73	5.3%
4	France	62	4.5%
5	Japan	36	2.6%
6	India	28	2%
7	Russia	27	2%
8	Singapore	21	1.5%
9	Taiwan	20	1.4%
10	Canada	19	1.4%
11	Serbia	14	1%
12	Australia	13	0.9%
13	Latvia	13	0.9%
14	Hong Kong	12	0.9%
15	Brazil	12	0.9%
16	Denmark	12	0.9%
17	Italy	10	0.7%
18	Korea, Republic of	10	0.7%
19	Netherlands	10	0.7%
20	Portugal	7	0.5%
21	Turkey	6	0.4%
22	Egypt	6	0.4%
23	Greece	5	0.4%
24	Colombia	4	0.3%
25	Viet Nam	4	0.3%
26	United Kingdom	3	0.2%
27	Thailand	3	0.2%
28	Spain	3	0.2%
29	New Zealand	3	0.2%
30	Cyprus	3	0.2%
31	Czech Republic	3	0.2%
32	Austria	3	0.2%
33	Bangladesh	3	0.2%
34	Bosnia and Herzegovina	3	0.2%
35	Argentina	2	0.1%
36	Mexico	2	0.1%
37	Israel	2	0.1%
38	Indonesia	2	0.1%
39	Romania	2	0.1%
40	Venezuela, Bolivarian Republic of	2	0.1%
41	South Africa	2	0.1%
42	Sweden	1	0.1%
43	Poland	1	0.1%
44	Slovenia	1	0.1%
45	Iran, Islamic Republic of	1	0.1%
46	Iraq	1	0.1%
47	Mongolia	1	0.1%
48	Luxembourg	1	0.1%
49	Malaysia	1	0.1%
50	Mauritius	1	0.1%
51	Bulgaria	1	0.1%