Rank	Countries/Territories	Count	Percent
1	United States	589	35.8%
2	China	467	28.4%
3	Germany	115	7%
4	Canada	88	5.3%
5	India	75	4.6%
6	Australia	48	2.9%
7	Netherlands	31	1.9%
8	France	24	1.5%
9	United Kingdom	24	1.5%
10	Japan	18	1.1%
11	Ukraine	14	0.9%
12	Singapore	14	0.9%
13	Cyprus	12	0.7%
14	Mexico	11	0.7%
15	Switzerland	10	0.6%
16	Korea, Republic of	9	0.5%
17	Brazil	7	0.4%
18	Russia	7	0.4%
19	Argentina	5	0.3%
20	Italy	5	0.3%
21	Ghana	4	0.2%
22	Ireland	4	0.2%
23	Austria	4	0.2%
24	Tunisia	4	0.2%
25	Turkey	4	0.2%
26	United Arab Emirates	3	0.2%
27	Taiwan	3	0.2%
28	South Africa	3	0.2%
29	Egypt	3	0.2%
30	Ethiopia	3	0.2%
31	Kenya	3	0.2%
32	Peru	3	0.2%
33	Nicaragua	2	0.1%
34	Pakistan	2	0.1%
35	Malaysia	2	0.1%
36	Mongolia	2	0.1%
37	Nepal	2	0.1%
38	Israel	2	0.1%
39	Hong Kong	2	0.1%
40	Indonesia	2	0.1%
41	Iran, Islamic Republic of	2	0.1%
42	Iraq	2	0.1%
43	Slovakia	2	0.1%
44	Sweden	2	0.1%
45	Thailand	1	0.1%
46	Spain	1	0.1%
47	Estonia	1	0.1%
48	Azerbaijan	1	0.1%
49	Algeria	1	0.1%
50	Luxembourg	1	0.1%
51	Malawi	1	0.1%
52	Poland	1	0.1%
53	Romania	1	0.1%