Rank	Countries/Territories	Count	Percent
1	United States	252	32.5%
2	China	149	19.2%
3	Germany	72	9.3%
4	Netherlands	47	6.1%
5	Japan	27	3.5%
6	Ireland	20	2.6%
7	United Kingdom	19	2.5%
8	Taiwan	15	1.9%
9	Korea, Republic of	14	1.8%
10	Pakistan	13	1.7%
11	India	13	1.7%
12	Ukraine	12	1.5%
13	Canada	9	1.2%
14	France	9	1.2%
15	Singapore	9	1.2%
16	Australia	8	1%
17	Spain	7	0.9%
18	Sweden	7	0.9%
19	Thailand	6	0.8%
20	South Africa	6	0.8%
21	Hong Kong	6	0.8%
22	Romania	5	0.6%
23	Russia	4	0.5%
24	Turkey	4	0.5%
25	Saudi Arabia	3	0.4%
26	Switzerland	3	0.4%
27	Portugal	3	0.4%
28	Malaysia	3	0.4%
29	Cyprus	3	0.4%
30	Czech Republic	3	0.4%
31	Denmark	2	0.3%
32	Belgium	2	0.3%
33	Brazil	2	0.3%
34	Algeria	2	0.3%
35	Argentina	2	0.3%
36	Hungary	2	0.3%
37	Indonesia	2	0.3%
38	Philippines	2	0.3%
39	Venezuela, Bolivarian Republic of	2	0.3%
40	Viet Nam	1	0.1%
41	Poland	1	0.1%
42	Norway	1	0.1%
43	Tunisia	1	0.1%
44	Kenya	1	0.1%
45	Croatia	1	0.1%