Rank	Countries/Territories	Count	Percent
1	United States	553	53.4%
2	China	128	12.4%
3	Germany	98	9.5%
4	India	56	5.4%
5	France	17	1.6%
6	Russia	17	1.6%
7	Romania	16	1.5%
8	Japan	15	1.4%
9	Ireland	15	1.4%
10	Latvia	13	1.3%
11	United Kingdom	12	1.2%
12	Canada	11	1.1%
13	Korea, Republic of	10	1%
14	Turkey	10	1%
15	Netherlands	9	0.9%
16	Italy	9	0.9%
17	Brazil	9	0.9%
18	Taiwan	5	0.5%
19	Australia	4	0.4%
20	Cyprus	3	0.3%
21	Iran, Islamic Republic of	3	0.3%
22	Singapore	3	0.3%
23	Libya	3	0.3%
24	Spain	2	0.2%
25	Mexico	2	0.2%
26	Greece	2	0.2%
27	Chile	1	0.1%
28	Czech Republic	1	0.1%
29	Egypt	1	0.1%
30	Austria	1	0.1%
31	Argentina	1	0.1%
32	Mongolia	1	0.1%
33	Malaysia	1	0.1%
34	Norway	1	0.1%
35	Portugal	1	0.1%
36	Qatar	1	0.1%