Rank	Countries/Territories	Count	Percent
1	United States	521	40%
2	China	342	26.3%
3	Germany	152	11.7%
4	Japan	79	6.1%
5	India	59	4.5%
6	Russia	22	1.7%
7	Singapore	20	1.5%
8	Korea, Republic of	14	1.1%
9	Cyprus	12	0.9%
10	Netherlands	10	0.8%
11	Lithuania	7	0.5%
12	Canada	6	0.5%
13	Hong Kong	6	0.5%
14	Ireland	6	0.5%
15	Romania	4	0.3%
16	United Kingdom	4	0.3%
17	France	3	0.2%
18	Slovakia	3	0.2%
19	Indonesia	3	0.2%
20	Czech Republic	3	0.2%
21	Cuba	3	0.2%
22	Australia	2	0.2%
23	Bangladesh	2	0.2%
24	Iraq	2	0.2%
25	South Africa	2	0.2%
26	Spain	2	0.2%
27	Taiwan	2	0.2%
28	Portugal	2	0.2%
29	Norway	1	0.1%
30	Thailand	1	0.1%
31	Ukraine	1	0.1%
32	Hungary	1	0.1%
33	Israel	1	0.1%
34	Italy	1	0.1%
35	Kazakhstan	1	0.1%
36	Argentina	1	0.1%
37	Denmark	1	0.1%