Rank	Countries/Territories	Count	Percent
1	United States	634	42.3%
2	China	323	21.6%
3	Germany	127	8.5%
4	Russia	77	5.1%
5	France	70	4.7%
6	Taiwan	29	1.9%
7	India	27	1.8%
8	Netherlands	20	1.3%
9	Poland	18	1.2%
10	Cyprus	18	1.2%
11	Canada	15	1%
12	Norway	14	0.9%
13	Italy	14	0.9%
14	Korea, Republic of	13	0.9%
15	Japan	11	0.7%
16	Singapore	8	0.5%
17	Spain	7	0.5%
18	Ukraine	6	0.4%
19	United Kingdom	5	0.3%
20	Viet Nam	5	0.3%
21	Brazil	5	0.3%
22	Australia	5	0.3%
23	Iraq	4	0.3%
24	Hong Kong	4	0.3%
25	Turkey	4	0.3%
26	Romania	3	0.2%
27	Lao People's Democratic Republic	3	0.2%
28	Malta	3	0.2%
29	Ireland	3	0.2%
30	Argentina	3	0.2%
31	Belgium	2	0.1%
32	Egypt	2	0.1%
33	Indonesia	2	0.1%
34	Greece	2	0.1%
35	Philippines	2	0.1%
36	Thailand	2	0.1%
37	Venezuela, Bolivarian Republic of	1	0.1%
38	Moldova, Republic of	1	0.1%
39	Lithuania	1	0.1%
40	Portugal	1	0.1%
41	Saudi Arabia	1	0.1%
42	Bulgaria	1	0.1%
43	Austria	1	0.1%
44	Bangladesh	1	0.1%