Rank	Countries/Territories	Count	Percent
1	United States	349	37.5%
2	China	172	18.5%
3	Japan	58	6.2%
4	Germany	52	5.6%
5	India	32	3.4%
6	Canada	29	3.1%
7	Netherlands	21	2.3%
8	Singapore	21	2.3%
9	United Kingdom	20	2.2%
10	Saudi Arabia	20	2.2%
11	Russia	18	1.9%
12	Brazil	13	1.4%
13	Ireland	12	1.3%
14	Australia	11	1.2%
15	Hong Kong	9	1%
16	Korea, Republic of	8	0.9%
17	Malaysia	7	0.8%
18	Philippines	6	0.6%
19	Italy	6	0.6%
20	South Africa	6	0.6%
21	Spain	5	0.5%
22	Taiwan	4	0.4%
23	Thailand	4	0.4%
24	Viet Nam	4	0.4%
25	Indonesia	4	0.4%
26	Cyprus	3	0.3%
27	Peru	3	0.3%
28	Syrian Arab Republic	3	0.3%
29	Turkey	3	0.3%
30	Lebanon	2	0.2%
31	Lithuania	2	0.2%
32	Egypt	2	0.2%
33	France	2	0.2%
34	Colombia	2	0.2%
35	Austria	2	0.2%
36	Bulgaria	2	0.2%
37	Iran, Islamic Republic of	1	0.1%
38	Hungary	1	0.1%
39	Guatemala	1	0.1%
40	Kazakhstan	1	0.1%
41	Mexico	1	0.1%
42	New Zealand	1	0.1%
43	Palestine, State of	1	0.1%
44	Poland	1	0.1%
45	Portugal	1	0.1%
46	Romania	1	0.1%
47	United Arab Emirates	1	0.1%
48	Sri Lanka	1	0.1%
49	Sweden	1	0.1%