Rank	Countries/Territories	Count	Percent
1	United States	503	37.5%
2	China	263	19.6%
3	Japan	159	11.9%
4	Germany	105	7.8%
5	France	27	2%
6	Australia	27	2%
7	Singapore	26	1.9%
8	United Kingdom	21	1.6%
9	Netherlands	20	1.5%
10	India	19	1.4%
11	Spain	14	1%
12	Canada	10	0.7%
13	Malaysia	9	0.7%
14	Iran, Islamic Republic of	9	0.7%
15	Italy	9	0.7%
16	Poland	8	0.6%
17	Russia	8	0.6%
18	Sweden	7	0.5%
19	Slovakia	7	0.5%
20	Ireland	6	0.4%
21	Korea, Republic of	6	0.4%
22	Slovenia	5	0.4%
23	Mexico	5	0.4%
24	Brazil	5	0.4%
25	Indonesia	5	0.4%
26	Taiwan	5	0.4%
27	Portugal	4	0.3%
28	Hong Kong	4	0.3%
29	Iceland	4	0.3%
30	Egypt	4	0.3%
31	Argentina	3	0.2%
32	Cyprus	3	0.2%
33	Mongolia	3	0.2%
34	Ukraine	3	0.2%
35	United Arab Emirates	2	0.1%
36	Viet Nam	2	0.1%
37	Turkey	2	0.1%
38	New Zealand	2	0.1%
39	South Africa	2	0.1%
40	Mauritius	2	0.1%
41	Iraq	2	0.1%
42	Czech Republic	2	0.1%
43	Denmark	1	0.1%
44	Colombia	1	0.1%
45	Croatia	1	0.1%
46	Chile	1	0.1%
47	Finland	1	0.1%
48	Philippines	1	0.1%
49	Switzerland	1	0.1%
50	Syrian Arab Republic	1	0.1%