Rank	Countries/Territories	Count	Percent
1	United States	672	38.4%
2	China	503	28.8%
3	Germany	208	11.9%
4	France	50	2.9%
5	India	47	2.7%
6	Canada	37	2.1%
7	Japan	37	2.1%
8	Korea, Republic of	23	1.3%
9	Netherlands	21	1.2%
10	Romania	21	1.2%
11	Singapore	16	0.9%
12	Ethiopia	16	0.9%
13	Cyprus	12	0.7%
14	United Kingdom	11	0.6%
15	Australia	10	0.6%
16	Nigeria	8	0.5%
17	Switzerland	7	0.4%
18	Latvia	6	0.3%
19	Bangladesh	5	0.3%
20	Ecuador	5	0.3%
21	Argentina	5	0.3%
22	Russia	4	0.2%
23	Ukraine	3	0.2%
24	Colombia	3	0.2%
25	Brazil	2	0.1%
26	Thailand	2	0.1%
27	Malaysia	2	0.1%
28	Qatar	2	0.1%
29	Poland	1	0.1%
30	Moldova, Republic of	1	0.1%
31	Mongolia	1	0.1%
32	Turkmenistan	1	0.1%
33	Slovakia	1	0.1%
34	Spain	1	0.1%
35	Bahrain	1	0.1%
36	Cayman Islands	1	0.1%
37	Egypt	1	0.1%
38	Iran, Islamic Republic of	1	0.1%
39	Hong Kong	1	0.1%