Rank	Countries/Territories	Count	Percent
1	United States	567	38.6%
2	China	499	34%
3	Germany	122	8.3%
4	Canada	40	2.7%
5	Singapore	40	2.7%
6	United Kingdom	22	1.5%
7	Japan	22	1.5%
8	Italy	17	1.2%
9	France	16	1.1%
10	Russia	16	1.1%
11	Norway	15	1%
12	Australia	12	0.8%
13	Netherlands	11	0.7%
14	Cyprus	10	0.7%
15	Ireland	8	0.5%
16	Sweden	7	0.5%
17	Korea, Republic of	7	0.5%
18	Latvia	5	0.3%
19	Hong Kong	5	0.3%
20	Bangladesh	4	0.3%
21	Israel	3	0.2%
22	India	2	0.1%
23	Austria	2	0.1%
24	Argentina	2	0.1%
25	Colombia	2	0.1%
26	Lithuania	2	0.1%
27	Switzerland	2	0.1%
28	Spain	2	0.1%
29	Ukraine	1	0.1%
30	Luxembourg	1	0.1%
31	Poland	1	0.1%
32	Brazil	1	0.1%
33	Iran, Islamic Republic of	1	0.1%
34	Denmark	1	0.1%
35	El Salvador	1	0.1%