Rank	Countries/Territories	Count	Percent
1	United States	639	38.4%
2	China	450	27%
3	Germany	150	9%
4	Romania	62	3.7%
5	India	60	3.6%
6	France	36	2.2%
7	Japan	32	1.9%
8	Korea, Republic of	26	1.6%
9	Netherlands	26	1.6%
10	Canada	21	1.3%
11	Australia	17	1%
12	United Kingdom	17	1%
13	Taiwan	14	0.8%
14	Ireland	13	0.8%
15	Spain	12	0.7%
16	Italy	8	0.5%
17	Philippines	8	0.5%
18	Brazil	6	0.4%
19	Singapore	5	0.3%
20	Russia	4	0.2%
21	Hong Kong	4	0.2%
22	Turkey	4	0.2%
23	Switzerland	4	0.2%
24	Ukraine	3	0.2%
25	Thailand	3	0.2%
26	Indonesia	3	0.2%
27	Greece	3	0.2%
28	Croatia	3	0.2%
29	Cyprus	2	0.1%
30	Bosnia and Herzegovina	2	0.1%
31	Hungary	2	0.1%
32	Saudi Arabia	2	0.1%
33	Poland	2	0.1%
34	Peru	2	0.1%
35	Malaysia	2	0.1%
36	Mauritius	2	0.1%
37	Uganda	2	0.1%
38	Sweden	1	0.1%
39	Mexico	1	0.1%
40	Morocco	1	0.1%
41	Israel	1	0.1%
42	Nigeria	1	0.1%
43	Pakistan	1	0.1%
44	Puerto Rico	1	0.1%
45	South Africa	1	0.1%
46	Bahrain	1	0.1%
47	Belgium	1	0.1%
48	Czech Republic	1	0.1%
49	Denmark	1	0.1%
50	Egypt	1	0.1%