Rank	Countries/Territories	Count	Percent
1	United States	344	35.2%
2	China	316	32.3%
3	Germany	114	11.7%
4	India	49	5%
5	Australia	27	2.8%
6	Ukraine	27	2.8%
7	France	12	1.2%
8	Spain	11	1.1%
9	Netherlands	11	1.1%
10	Korea, Republic of	8	0.8%
11	Japan	7	0.7%
12	Cyprus	5	0.5%
13	Brazil	4	0.4%
14	Philippines	4	0.4%
15	United Kingdom	4	0.4%
16	Romania	3	0.3%
17	Austria	3	0.3%
18	Israel	3	0.3%
19	Iran, Islamic Republic of	3	0.3%
20	Indonesia	2	0.2%
21	Bulgaria	2	0.2%
22	Canada	2	0.2%
23	Denmark	2	0.2%
24	Malaysia	2	0.2%
25	Sweden	2	0.2%
26	Switzerland	1	0.1%
27	Venezuela, Bolivarian Republic of	1	0.1%
28	Malta	1	0.1%
29	Norway	1	0.1%
30	Russia	1	0.1%
31	Singapore	1	0.1%
32	Portugal	1	0.1%
33	Argentina	1	0.1%
34	Bangladesh	1	0.1%
35	Hong Kong	1	0.1%
36	Ireland	1	0.1%