Rank	Countries/Territories	Count	Percent
1	United States	272	36%
2	China	136	18%
3	Germany	81	10.7%
4	India	53	7%
5	France	39	5.2%
6	Japan	28	3.7%
7	Canada	15	2%
8	Netherlands	10	1.3%
9	Singapore	9	1.2%
10	Indonesia	8	1.1%
11	Brazil	7	0.9%
12	New Zealand	7	0.9%
13	Italy	6	0.8%
14	Russia	6	0.8%
15	Ireland	5	0.7%
16	Cyprus	5	0.7%
17	Iran, Islamic Republic of	5	0.7%
18	Hong Kong	5	0.7%
19	Egypt	4	0.5%
20	Czech Republic	3	0.4%
21	Costa Rica	3	0.4%
22	Australia	3	0.4%
23	Latvia	3	0.4%
24	Philippines	3	0.4%
25	Lithuania	3	0.4%
26	Sweden	3	0.4%
27	Thailand	3	0.4%
28	Turkey	3	0.4%
29	United Kingdom	2	0.3%
30	Uzbekistan	2	0.3%
31	South Africa	2	0.3%
32	Malaysia	2	0.3%
33	Mexico	2	0.3%
34	Libya	2	0.3%
35	Kenya	2	0.3%
36	Korea, Republic of	2	0.3%
37	Lao People's Democratic Republic	2	0.3%
38	Ecuador	2	0.3%
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%