Rank	Countries/Territories	Count	Percent
1	United States	568	40.5%
2	China	381	27.1%
3	Germany	115	8.2%
4	Iran, Islamic Republic of	49	3.5%
5	Russia	43	3.1%
6	India	36	2.6%
7	Japan	28	2%
8	Netherlands	21	1.5%
9	Canada	18	1.3%
10	Korea, Republic of	14	1%
11		13	0.9%
12	Hong Kong	11	0.8%
13	United Kingdom	11	0.8%
14	Cyprus	10	0.7%
15	Australia	8	0.6%
16	Thailand	8	0.6%
17	Taiwan	7	0.5%
18	Colombia	6	0.4%
19	France	6	0.4%
20	Greece	5	0.4%
21	Belgium	5	0.4%
22	Brazil	4	0.3%
23	Guatemala	4	0.3%
24	Spain	4	0.3%
25	Singapore	3	0.2%
26	Algeria	3	0.2%
27	Argentina	2	0.1%
28	Costa Rica	2	0.1%
29	Chile	2	0.1%
30	Italy	2	0.1%
31	Portugal	2	0.1%
32	Mexico	2	0.1%
33	Philippines	2	0.1%
34	Poland	1	0.1%
35	Ireland	1	0.1%
36	Morocco	1	0.1%
37	Sweden	1	0.1%
38	Switzerland	1	0.1%
39	Turkey	1	0.1%
40	Ukraine	1	0.1%
41	Croatia	1	0.1%
42	Viet Nam	1	0.1%