Rank	Countries/Territories	Count	Percent
1	United States	612	42.6%
2	China	439	30.5%
3	Germany	102	7.1%
4	Japan	40	2.8%
5	Netherlands	34	2.4%
6	France	26	1.8%
7	Ireland	25	1.7%
8	Canada	23	1.6%
9	India	15	1%
10	Singapore	10	0.7%
11	Australia	8	0.6%
12	Brazil	8	0.6%
13	Sweden	7	0.5%
14	Korea, Republic of	7	0.5%
15	United Kingdom	7	0.5%
16	Taiwan	6	0.4%
17	Cyprus	6	0.4%
18	Pakistan	5	0.3%
19	Ukraine	5	0.3%
20	Russia	4	0.3%
21	Nigeria	3	0.2%
22	Malaysia	3	0.2%
23	Ethiopia	3	0.2%
24	Iran, Islamic Republic of	3	0.2%
25		3	0.2%
26	Romania	3	0.2%
27	Venezuela, Bolivarian Republic of	2	0.1%
28	Thailand	2	0.1%
29	Turkey	2	0.1%
30	Congo, The Democratic Republic of The	2	0.1%
31	Greece	2	0.1%
32	Hungary	2	0.1%
33	Czech Republic	2	0.1%
34	Kenya	2	0.1%
35	Norway	2	0.1%
36	Switzerland	2	0.1%
37	Saudi Arabia	1	0.1%
38	Portugal	1	0.1%
39	Puerto Rico	1	0.1%
40	Mongolia	1	0.1%
41	Morocco	1	0.1%
42	Lithuania	1	0.1%
43	Finland	1	0.1%
44	Bulgaria	1	0.1%
45	Belgium	1	0.1%
46	Tanzania, United Republic of	1	0.1%