Rank	Countries/Territories	Count	Percent
1	United States	412	42%
2	China	263	26.8%
3	Germany	105	10.7%
4	Russia	27	2.7%
5	Japan	26	2.6%
6	United Kingdom	23	2.3%
7	India	15	1.5%
8	Singapore	14	1.4%
9	Romania	11	1.1%
10	Korea, Republic of	10	1%
11	Australia	8	0.8%
12	Cyprus	7	0.7%
13	Canada	6	0.6%
14	Netherlands	5	0.5%
15	Morocco	4	0.4%
16	Ukraine	4	0.4%
17	Spain	4	0.4%
18	Ireland	4	0.4%
19	Greece	3	0.3%
20	Belarus	3	0.3%
21	Malaysia	3	0.3%
22	Lithuania	2	0.2%
23	Norway	2	0.2%
24	Slovakia	2	0.2%
25	Sweden	2	0.2%
26	Bangladesh	2	0.2%
27	Chile	2	0.2%
28	Hong Kong	2	0.2%
29	Iran, Islamic Republic of	2	0.2%
30	Iraq	2	0.2%
31	Argentina	1	0.1%
32	Indonesia	1	0.1%
33	France	1	0.1%
34	Belgium	1	0.1%
35	Brazil	1	0.1%
36	Thailand	1	0.1%
37	Poland	1	0.1%