Rank	Countries/Territories	Count	Percent
1	United States	353	40%
2	China	122	13.8%
3	Germany	66	7.5%
4	Korea, Republic of	42	4.8%
5	India	41	4.6%
6	Japan	22	2.5%
7	Netherlands	20	2.3%
8	Egypt	17	1.9%
9	France	14	1.6%
10	Romania	13	1.5%
11	Brazil	13	1.5%
12	Belgium	10	1.1%
13	Singapore	10	1.1%
14	Spain	10	1.1%
15	Turkey	10	1.1%
16	Canada	9	1%
17	Australia	7	0.8%
18	Portugal	7	0.8%
19	Ireland	7	0.8%
20	United Kingdom	7	0.8%
21	Switzerland	7	0.8%
22	Italy	6	0.7%
23	Malaysia	5	0.6%
24	Norway	5	0.6%
25	Cyprus	5	0.6%
26	South Africa	5	0.6%
27	Thailand	4	0.5%
28	Indonesia	4	0.5%
29	Greece	4	0.5%
30	Iran, Islamic Republic of	3	0.3%
31	Colombia	3	0.3%
32	Morocco	3	0.3%
33	Venezuela, Bolivarian Republic of	3	0.3%
34	Viet Nam	3	0.3%
35	Yemen	2	0.2%
36	Latvia	2	0.2%
37	Israel	2	0.2%
38	Algeria	2	0.2%
39	Bulgaria	2	0.2%
40	Iceland	2	0.2%
41	Ecuador	1	0.1%
42	Finland	1	0.1%
43	Mauritius	1	0.1%
44	Mongolia	1	0.1%
45	Puerto Rico	1	0.1%
46	Russia	1	0.1%
47	Saudi Arabia	1	0.1%
48	Ukraine	1	0.1%
49	United Arab Emirates	1	0.1%
50	Taiwan	1	0.1%