Rank	Countries/Territories	Count	Percent
1	United States	293	30.2%
2	China	258	26.6%
3	Germany	50	5.2%
4	Australia	42	4.3%
5	Japan	42	4.3%
6	Korea, Republic of	40	4.1%
7	India	35	3.6%
8	France	17	1.8%
9	Burkina Faso	14	1.4%
10	Ireland	14	1.4%
11	Italy	14	1.4%
12	United Kingdom	13	1.3%
13	Netherlands	11	1.1%
14	Czech Republic	10	1%
15	Russia	10	1%
16	Mauritius	8	0.8%
17	Israel	7	0.7%
18	Romania	7	0.7%
19	Hong Kong	7	0.7%
20	Canada	6	0.6%
21	Mozambique	6	0.6%
22	Singapore	6	0.6%
23	Nigeria	5	0.5%
24	Cameroon	4	0.4%
25	Argentina	4	0.4%
26	Algeria	3	0.3%
27	Egypt	3	0.3%
28	Pakistan	3	0.3%
29	Portugal	3	0.3%
30	Kenya	3	0.3%
31	Taiwan	3	0.3%
32	Viet Nam	3	0.3%
33	Ukraine	3	0.3%
34	South Africa	2	0.2%
35	Thailand	2	0.2%
36	Turkey	2	0.2%
37	Latvia	2	0.2%
38	Mongolia	2	0.2%
39	Ethiopia	2	0.2%
40	Austria	2	0.2%
41	Congo	2	0.2%
42	Brazil	1	0.1%
43	Georgia	1	0.1%
44	Ghana	1	0.1%
45	Lithuania	1	0.1%
46	Mexico	1	0.1%
47	Slovakia	1	0.1%