Rank	Countries/Territories	Count	Percent
1	United States	218	31.6%
2	China	134	19.4%
3	Germany	61	8.9%
4	France	31	4.5%
5	Russia	20	2.9%
6	Japan	16	2.3%
7	Italy	10	1.5%
8	India	10	1.5%
9	Singapore	9	1.3%
10	United Kingdom	9	1.3%
11	Egypt	8	1.2%
12	Austria	8	1.2%
13	Canada	8	1.2%
14	Hungary	7	1%
15	Korea, Republic of	7	1%
16	Ireland	7	1%
17	Pakistan	7	1%
18	Romania	7	1%
19	Mexico	6	0.9%
20	Finland	6	0.9%
21	Brazil	6	0.9%
22	Croatia	5	0.7%
23	Thailand	5	0.7%
24	Turkey	5	0.7%
25	Portugal	5	0.7%
26	Viet Nam	5	0.7%
27	Poland	4	0.6%
28	Indonesia	4	0.6%
29	Netherlands	3	0.4%
30	Malaysia	3	0.4%
31	Israel	3	0.4%
32	Cyprus	3	0.4%
33	Czech Republic	3	0.4%
34	Denmark	3	0.4%
35	Estonia	3	0.4%
36	Argentina	3	0.4%
37	Ukraine	3	0.4%
38	Taiwan	3	0.4%
39	South Africa	2	0.3%
40	Sweden	2	0.3%
41	Slovakia	2	0.3%
42	Australia	2	0.3%
43	Bulgaria	2	0.3%
44	Bosnia and Herzegovina	2	0.3%
45	Lithuania	2	0.3%
46	Iraq	2	0.3%
47	Georgia	2	0.3%
48	Greece	2	0.3%
49	Hong Kong	2	0.3%
50	Norway	1	0.1%
51	Azerbaijan	1	0.1%
52	Colombia	1	0.1%
53	Slovenia	1	0.1%
54	Rwanda	1	0.1%
55	Serbia	1	0.1%
56	Philippines	1	0.1%
57	Switzerland	1	0.1%
58	Spain	1	0.1%