Rank	Countries/Territories	Count	Percent
1	United States	461	42.3%
2	China	184	16.9%
3	Germany	91	8.4%
4	India	60	5.5%
5	France	44	4%
6	Japan	29	2.7%
7	Korea, Republic of	29	2.7%
8	Canada	18	1.7%
9	Netherlands	13	1.2%
10	New Zealand	10	0.9%
11	Indonesia	10	0.9%
12	Australia	10	0.9%
13	Singapore	9	0.8%
14	Russia	8	0.7%
15	Ireland	8	0.7%
16	Brazil	7	0.6%
17	Cyprus	6	0.6%
18	Iran, Islamic Republic of	6	0.6%
19	Egypt	6	0.6%
20	Italy	6	0.6%
21	Malaysia	5	0.5%
22	Hong Kong	5	0.5%
23	Turkey	5	0.5%
24	United Kingdom	5	0.5%
25	Viet Nam	4	0.4%
26	Thailand	4	0.4%
27	Sweden	4	0.4%
28	Switzerland	3	0.3%
29	Czech Republic	3	0.3%
30	Costa Rica	3	0.3%
31	Mexico	3	0.3%
32	Lithuania	3	0.3%
33	Philippines	3	0.3%
34	Latvia	3	0.3%
35	Libya	2	0.2%
36	Lao People's Democratic Republic	2	0.2%
37	Kenya	2	0.2%
38	Qatar	2	0.2%
39	Ecuador	2	0.2%
40	South Africa	2	0.2%
41	Uzbekistan	2	0.2%
42	Spain	1	0.1%
43	Taiwan	1	0.1%
44	Ukraine	1	0.1%
45	Argentina	1	0.1%
46	Bangladesh	1	0.1%
47	Belgium	1	0.1%
48	Iraq	1	0.1%