Rank	Countries/Territories	Count	Percent
1	United States	187	35.7%
2	China	116	22.1%
3	Japan	48	9.2%
4	Germany	29	5.5%
5	Hong Kong	17	3.2%
6	India	16	3.1%
7	Netherlands	12	2.3%
8	United Kingdom	11	2.1%
9	Ireland	9	1.7%
10	Iran, Islamic Republic of	7	1.3%
11	Turkey	7	1.3%
12	Ethiopia	6	1.1%
13	Korea, Republic of	6	1.1%
14	Singapore	6	1.1%
15	Malaysia	4	0.8%
16	France	4	0.8%
17	Australia	4	0.8%
18	Canada	4	0.8%
19	Israel	3	0.6%
20	Russia	3	0.6%
21	Sweden	2	0.4%
22	Slovakia	2	0.4%
23	Niger	2	0.4%
24	Norway	2	0.4%
25	Pakistan	2	0.4%
26	Belgium	2	0.4%
27	Bulgaria	2	0.4%
28	Taiwan	2	0.4%
29	Bahrain	1	0.2%
30	Cyprus	1	0.2%
31	Egypt	1	0.2%
32	Indonesia	1	0.2%
33	Mexico	1	0.2%
34	Spain	1	0.2%
35	Sri Lanka	1	0.2%
36	Switzerland	1	0.2%
37	Saudi Arabia	1	0.2%