Rank	Countries/Territories	Count	Percent
1	United States	705	41.2%
2	China	331	19.3%
3	Japan	168	9.8%
4	Germany	125	7.3%
5	Singapore	47	2.7%
6	France	41	2.4%
7	Canada	40	2.3%
8	India	27	1.6%
9	Netherlands	23	1.3%
10	Ukraine	18	1.1%
11	Romania	17	1%
12	Italy	15	0.9%
13	Spain	14	0.8%
14	Iran, Islamic Republic of	12	0.7%
15	Australia	9	0.5%
16	Cyprus	8	0.5%
17	Argentina	7	0.4%
18	United Kingdom	7	0.4%
19	Turkey	6	0.4%
20	Indonesia	6	0.4%
21	Hong Kong	6	0.4%
22	Korea, Republic of	6	0.4%
23	Israel	5	0.3%
24	Egypt	5	0.3%
25	Ethiopia	5	0.3%
26	Colombia	5	0.3%
27	Brazil	5	0.3%
28	Sweden	5	0.3%
29	Portugal	5	0.3%
30	Mexico	4	0.2%
31	Mauritius	3	0.2%
32	Burundi	3	0.2%
33	Taiwan	3	0.2%
34	Russia	3	0.2%
35	Switzerland	2	0.1%
36	Bangladesh	2	0.1%
37	Greece	2	0.1%
38	Poland	2	0.1%
39	Norway	2	0.1%
40	Mongolia	2	0.1%
41	Lithuania	2	0.1%
42	Macao	1	0.1%
43	Malaysia	1	0.1%
44	Ireland	1	0.1%
45	Nigeria	1	0.1%
46	Palestine, State of	1	0.1%
47	Philippines	1	0.1%
48	Slovakia	1	0.1%
49	South Africa	1	0.1%
50	Venezuela, Bolivarian Republic of	1	0.1%