Rank	Countries/Territories	Count	Percent
1	United States	509	35.2%
2	China	425	29.4%
3	Germany	137	9.5%
4	France	53	3.7%
5	United Kingdom	46	3.2%
6	Russia	41	2.8%
7	Japan	25	1.7%
8	Canada	25	1.7%
9	Korea, Republic of	19	1.3%
10	Netherlands	19	1.3%
11	India	18	1.2%
12	Italy	11	0.8%
13	Ireland	9	0.6%
14	Indonesia	8	0.6%
15	Hong Kong	8	0.6%
16	Cyprus	8	0.6%
17	Australia	7	0.5%
18	Singapore	7	0.5%
19	Poland	6	0.4%
20	Malaysia	6	0.4%
21	Spain	6	0.4%
22	Sweden	4	0.3%
23	Israel	4	0.3%
24	Czech Republic	4	0.3%
25	Brazil	4	0.3%
26	Ecuador	3	0.2%
27	Norway	3	0.2%
28	Portugal	3	0.2%
29	Switzerland	3	0.2%
30	Turkey	3	0.2%
31	Thailand	2	0.1%
32	Trinidad and Tobago	2	0.1%
33	Mexico	2	0.1%
34	Egypt	2	0.1%
35	Chile	2	0.1%
36	Denmark	2	0.1%
37		2	0.1%
38	Argentina	1	0.1%
39	Bangladesh	1	0.1%
40	Finland	1	0.1%
41	Mongolia	1	0.1%
42	South Africa	1	0.1%
43	Lithuania	1	0.1%
44	Jordan	1	0.1%