Rank	Countries/Territories	Count	Percent
1	United States	451	38.2%
2	China	402	34.1%
3	Germany	66	5.6%
4	France	55	4.7%
5	Korea, Republic of	35	3%
6	Netherlands	21	1.8%
7	Japan	19	1.6%
8	Singapore	18	1.5%
9	Canada	16	1.4%
10	Cyprus	12	1%
11	Ukraine	10	0.8%
12	India	9	0.8%
13	Australia	8	0.7%
14	Mexico	8	0.7%
15	Belgium	5	0.4%
16	Iran, Islamic Republic of	4	0.3%
17	Ireland	4	0.3%
18	Hong Kong	4	0.3%
19	Egypt	3	0.3%
20	Italy	3	0.3%
21	Portugal	3	0.3%
22	Romania	3	0.3%
23	Spain	3	0.3%
24	Slovakia	2	0.2%
25	Norway	2	0.2%
26	Nepal	2	0.2%
27	Finland	2	0.2%
28	Israel	2	0.2%
29	Ecuador	1	0.1%
30	Brazil	1	0.1%
31	Algeria	1	0.1%
32	Argentina	1	0.1%
33	South Africa	1	0.1%
34	Switzerland	1	0.1%
35	Thailand	1	0.1%
36	United Kingdom	1	0.1%