Rank	Countries/Territories	Count	Percent
1	United States	569	45.5%
2	China	216	17.3%
3	Germany	133	10.6%
4	India	120	9.6%
5	Netherlands	30	2.4%
6	Ireland	23	1.8%
7	Japan	18	1.4%
8	France	18	1.4%
9	Korea, Republic of	15	1.2%
10	Russia	11	0.9%
11	Indonesia	7	0.6%
12	Cyprus	7	0.6%
13	Australia	7	0.6%
14	Thailand	7	0.6%
15	United Kingdom	7	0.6%
16	Austria	6	0.5%
17	Canada	5	0.4%
18	Israel	4	0.3%
19	Lithuania	3	0.2%
20	Argentina	3	0.2%
21	Czech Republic	3	0.2%
22	Denmark	3	0.2%
23	Greece	3	0.2%
24	Taiwan	3	0.2%
25	Turkey	2	0.2%
26	Ghana	2	0.2%
27	Burundi	2	0.2%
28	Cameroon	2	0.2%
29	Bangladesh	2	0.2%
30	Iran, Islamic Republic of	2	0.2%
31	Saudi Arabia	2	0.2%
32	South Africa	2	0.2%
33	Sweden	2	0.2%
34	Philippines	2	0.2%
35	Portugal	1	0.1%
36	Nigeria	1	0.1%
37	Switzerland	1	0.1%
38	Singapore	1	0.1%
39	Moldova, Republic of	1	0.1%
40	Belgium	1	0.1%
41	Hong Kong	1	0.1%
42	Egypt	1	0.1%
43	Finland	1	0.1%