Rank	Countries/Territories	Count	Percent
1	United States	572	38.8%
2	China	517	35.1%
3	Germany	130	8.8%
4	Japan	59	4%
5	India	28	1.9%
6	Canada	27	1.8%
7	France	17	1.2%
8	Netherlands	16	1.1%
9	Singapore	15	1%
10	Cyprus	10	0.7%
11	Australia	8	0.5%
12	Greece	6	0.4%
13	Hong Kong	6	0.4%
14	Iran, Islamic Republic of	6	0.4%
15	Korea, Republic of	6	0.4%
16	Latvia	5	0.3%
17	Italy	5	0.3%
18	Argentina	4	0.3%
19	Brazil	4	0.3%
20	Malaysia	4	0.3%
21	Russia	4	0.3%
22	Ireland	3	0.2%
23	United Kingdom	3	0.2%
24	Israel	2	0.1%
25	Norway	2	0.1%
26	Spain	2	0.1%
27	Viet Nam	2	0.1%
28	Tunisia	2	0.1%
29	Ukraine	2	0.1%
30	Switzerland	1	0.1%
31	Mongolia	1	0.1%
32	New Zealand	1	0.1%
33	Lebanon	1	0.1%
34	Bangladesh	1	0.1%
35	El Salvador	1	0.1%
36	Chile	1	0.1%