Rank	Countries/Territories	Count	Percent
1	United States	617	38.9%
2	China	474	29.8%
3	Germany	131	8.2%
4	France	95	6%
5	India	44	2.8%
6	Japan	25	1.6%
7	Australia	24	1.5%
8	Ireland	21	1.3%
9	Iran, Islamic Republic of	20	1.3%
10	Canada	17	1.1%
11	Netherlands	16	1%
12	Sweden	14	0.9%
13	United Kingdom	12	0.8%
14	Singapore	9	0.6%
15	Spain	7	0.4%
16	Taiwan	6	0.4%
17	Latvia	6	0.4%
18	Brazil	6	0.4%
19	Cyprus	5	0.3%
20	Italy	5	0.3%
21	Russia	5	0.3%
22	South Africa	3	0.2%
23	Peru	3	0.2%
24	Bangladesh	3	0.2%
25	Belgium	2	0.1%
26	Ecuador	2	0.1%
27	Hong Kong	2	0.1%
28	Korea, Republic of	2	0.1%
29	Malaysia	2	0.1%
30	Pakistan	1	0.1%
31	Philippines	1	0.1%
32	Thailand	1	0.1%
33	Ukraine	1	0.1%
34	Israel	1	0.1%
35	Indonesia	1	0.1%
36	Egypt	1	0.1%
37	Ethiopia	1	0.1%
38	Denmark	1	0.1%
39	Argentina	1	0.1%