Rank	Countries/Territories	Count	Percent
1	United States	458	36%
2	China	445	35%
3	Germany	130	10.2%
4	India	54	4.2%
5	Japan	19	1.5%
6	Canada	15	1.2%
7	United Kingdom	14	1.1%
8	Netherlands	11	0.9%
9	Korea, Republic of	10	0.8%
10	Cyprus	10	0.8%
11	Singapore	9	0.7%
12	Australia	8	0.6%
13	Taiwan	8	0.6%
14	France	7	0.5%
15	Hong Kong	7	0.5%
16	Ecuador	7	0.5%
17	Austria	4	0.3%
18	South Africa	4	0.3%
19	Sweden	4	0.3%
20	Switzerland	4	0.3%
21	Romania	4	0.3%
22	Ireland	4	0.3%
23	Malaysia	3	0.2%
24	Russia	3	0.2%
25	Pakistan	2	0.2%
26	Philippines	2	0.2%
27	Spain	2	0.2%
28	Italy	2	0.2%
29	Brazil	2	0.2%
30	Egypt	2	0.2%
31	Greece	2	0.2%
32	Indonesia	2	0.2%
33	Iran, Islamic Republic of	2	0.2%
34	Thailand	2	0.2%
35	Ukraine	2	0.2%
36	Viet Nam	1	0.1%
37	Guatemala	1	0.1%
38	Cambodia	1	0.1%
39	Denmark	1	0.1%
40	Argentina	1	0.1%
41	Luxembourg	1	0.1%
42	Namibia	1	0.1%
43	Oman	1	0.1%
44	Portugal	1	0.1%