Rank	Countries/Territories	Count	Percent
1	United States	778	48.6%
2	China	405	25.3%
3	Germany	123	7.7%
4	United Kingdom	56	3.5%
5	Japan	32	2%
6	Iran, Islamic Republic of	25	1.6%
7	Canada	21	1.3%
8	Hong Kong	18	1.1%
9	Australia	15	0.9%
10	Austria	14	0.9%
11	Korea, Republic of	12	0.8%
12	Taiwan	10	0.6%
13	Netherlands	9	0.6%
14	Cyprus	8	0.5%
15	Bulgaria	7	0.4%
16	Italy	7	0.4%
17	Malaysia	7	0.4%
18	Spain	7	0.4%
19	India	6	0.4%
20	Ireland	4	0.2%
21	Denmark	4	0.2%
22	Brazil	3	0.2%
23	France	3	0.2%
24	Argentina	2	0.1%
25	Finland	2	0.1%
26	Sweden	2	0.1%
27	Switzerland	2	0.1%
28	Mongolia	2	0.1%
29	Thailand	2	0.1%
30	Tunisia	2	0.1%
31	Luxembourg	2	0.1%
32	Mexico	1	0.1%
33	Norway	1	0.1%
34	Pakistan	1	0.1%
35	Peru	1	0.1%
36	Russia	1	0.1%
37	Saudi Arabia	1	0.1%
38	Singapore	1	0.1%
39	Turkey	1	0.1%
40	Ukraine	1	0.1%
41	Lithuania	1	0.1%