Rank	Countries/Territories	Count	Percent
1	United States	480	38.5%
2	China	402	32.2%
3	Germany	104	8.3%
4	India	40	3.2%
5	Korea, Republic of	33	2.6%
6	Singapore	26	2.1%
7	Japan	25	2%
8	Canada	16	1.3%
9	Switzerland	15	1.2%
10	Netherlands	11	0.9%
11	France	10	0.8%
12	Hong Kong	9	0.7%
13	Cyprus	8	0.6%
14	United Kingdom	8	0.6%
15	Israel	7	0.6%
16	Egypt	6	0.5%
17	Australia	6	0.5%
18	Malaysia	5	0.4%
19	Ireland	4	0.3%
20	Italy	3	0.2%
21	Denmark	3	0.2%
22	Mongolia	3	0.2%
23	Philippines	3	0.2%
24	Latvia	2	0.2%
25	Sweden	2	0.2%
26	Viet Nam	2	0.2%
27	Ukraine	2	0.2%
28	Bangladesh	2	0.2%
29	Indonesia	2	0.2%
30	Iran, Islamic Republic of	2	0.2%
31	Bolivia, Plurinational State of	1	0.1%
32	Argentina	1	0.1%
33	United Arab Emirates	1	0.1%
34	Thailand	1	0.1%
35	Lebanon	1	0.1%
36	Russia	1	0.1%
37	Norway	1	0.1%