Rank	Countries/Territories	Count	Percent
1	United States	303	36.6%
2	China	154	18.6%
3	Germany	82	9.9%
4	India	55	6.7%
5	France	43	5.2%
6	Japan	29	3.5%
7	Canada	16	1.9%
8	Netherlands	11	1.3%
9	New Zealand	10	1.2%
10	Singapore	9	1.1%
11	Indonesia	9	1.1%
12	Russia	8	1%
13	Brazil	7	0.8%
14	Australia	6	0.7%
15	Iran, Islamic Republic of	6	0.7%
16	Ireland	6	0.7%
17	Italy	6	0.7%
18	Hong Kong	5	0.6%
19	Cyprus	5	0.6%
20	Turkey	5	0.6%
21	Egypt	4	0.5%
22	Czech Republic	3	0.4%
23	Costa Rica	3	0.4%
24	Latvia	3	0.4%
25	Sweden	3	0.4%
26	Philippines	3	0.4%
27	Lithuania	3	0.4%
28	Thailand	3	0.4%
29	Uzbekistan	2	0.2%
30	United Kingdom	2	0.2%
31	Malaysia	2	0.2%
32	Mexico	2	0.2%
33	South Africa	2	0.2%
34	Libya	2	0.2%
35	Kenya	2	0.2%
36	Korea, Republic of	2	0.2%
37	Lao People's Democratic Republic	2	0.2%
38	Ecuador	2	0.2%
39	Bangladesh	1	0.1%
40	Belgium	1	0.1%
41	Iraq	1	0.1%
42	Spain	1	0.1%
43	Switzerland	1	0.1%
44	Taiwan	1	0.1%
45	Ukraine	1	0.1%