Rank	Countries/Territories	Count	Percent
1	United States	397	34.3%
2	China	236	20.4%
3	Germany	142	12.3%
4	Japan	54	4.7%
5	India	47	4.1%
6	Singapore	36	3.1%
7	Netherlands	30	2.6%
8	United Kingdom	19	1.6%
9	Taiwan	17	1.5%
10	France	13	1.1%
11	Canada	9	0.8%
12		9	0.8%
13	Australia	9	0.8%
14	Argentina	8	0.7%
15	Turkey	8	0.7%
16	Russia	8	0.7%
17	Spain	8	0.7%
18	Hong Kong	7	0.6%
19	Ireland	7	0.6%
20	Korea, Republic of	6	0.5%
21	Iran, Islamic Republic of	6	0.5%
22	Mexico	6	0.5%
23	Georgia	6	0.5%
24	Cyprus	6	0.5%
25	Austria	6	0.5%
26	Brazil	5	0.4%
27	Malaysia	5	0.4%
28	Saudi Arabia	5	0.4%
29	Poland	4	0.3%
30	Egypt	4	0.3%
31	Romania	3	0.3%
32	New Zealand	3	0.3%
33	Ecuador	3	0.3%
34	Hungary	3	0.3%
35	South Africa	3	0.3%
36	Switzerland	2	0.2%
37	Thailand	2	0.2%
38	United Arab Emirates	2	0.2%
39	Colombia	2	0.2%
40	Philippines	2	0.2%
41	Moldova, Republic of	1	0.1%
42	Portugal	1	0.1%
43	Libya	1	0.1%
44	Iraq	1	0.1%
45	Indonesia	1	0.1%
46	Bangladesh	1	0.1%
47	Ghana	1	0.1%
48	Venezuela, Bolivarian Republic of	1	0.1%
49	Ukraine	1	0.1%
50	Sweden	1	0.1%
51	Slovakia	1	0.1%