Rank	Countries/Territories	Count	Percent
1	United States	413	40.9%
2	China	155	15.4%
3	Germany	95	9.4%
4	India	44	4.4%
5	United Kingdom	26	2.6%
6	Italy	20	2%
7	Hong Kong	18	1.8%
8	Denmark	16	1.6%
9	Netherlands	16	1.6%
10	Iran, Islamic Republic of	13	1.3%
11	Korea, Republic of	13	1.3%
12	Ethiopia	13	1.3%
13	Singapore	10	1%
14	Greece	9	0.9%
15	Canada	9	0.9%
16	Peru	9	0.9%
17	Colombia	8	0.8%
18	South Africa	8	0.8%
19	Switzerland	8	0.8%
20	Ukraine	8	0.8%
21	Tanzania, United Republic of	7	0.7%
22	Ghana	7	0.7%
23	Japan	7	0.7%
24	Kenya	7	0.7%
25	Nigeria	6	0.6%
26	Spain	6	0.6%
27	Indonesia	5	0.5%
28	Cyprus	5	0.5%
29	Australia	5	0.5%
30	Malawi	4	0.4%
31	New Zealand	3	0.3%
32	Philippines	3	0.3%
33	France	3	0.3%
34	Taiwan	3	0.3%
35	Israel	3	0.3%
36	Turkey	3	0.3%
37	Thailand	2	0.2%
38	Malaysia	2	0.2%
39	Mexico	2	0.2%
40	Moldova, Republic of	2	0.2%
41	Morocco	2	0.2%
42	Nepal	2	0.2%
43	Ireland	1	0.1%
44	Poland	1	0.1%
45	Romania	1	0.1%
46	Russia	1	0.1%
47	Norway	1	0.1%
48	Belgium	1	0.1%
49	Argentina	1	0.1%
50	Ecuador	1	0.1%
51	Slovakia	1	0.1%