Rank	Countries/Territories	Count	Percent
1	United States	589	39.8%
2	China	359	24.2%
3	Germany	135	9.1%
4	India	66	4.5%
5	Romania	58	3.9%
6	Japan	38	2.6%
7	Finland	27	1.8%
8	Russia	23	1.6%
9	Nigeria	18	1.2%
10	Korea, Republic of	12	0.8%
11	Indonesia	11	0.7%
12	Sweden	10	0.7%
13	United Kingdom	10	0.7%
14	Taiwan	8	0.5%
15	Hungary	8	0.5%
16	Netherlands	7	0.5%
17	Canada	7	0.5%
18	France	7	0.5%
19	Pakistan	6	0.4%
20	Senegal	6	0.4%
21	Austria	5	0.3%
22	Hong Kong	5	0.3%
23	Ireland	5	0.3%
24	Nepal	5	0.3%
25	Latvia	5	0.3%
26	Cyprus	4	0.3%
27	Turkey	4	0.3%
28	Switzerland	3	0.2%
29	Bangladesh	3	0.2%
30	Mexico	3	0.2%
31	Lithuania	2	0.1%
32	Israel	2	0.1%
33	Algeria	2	0.1%
34	Australia	2	0.1%
35	Denmark	2	0.1%
36	Greece	2	0.1%
37	Guatemala	2	0.1%
38	Thailand	2	0.1%
39	United Arab Emirates	2	0.1%
40	Peru	2	0.1%
41	Portugal	1	0.1%
42	Singapore	1	0.1%
43	Spain	1	0.1%
44	Ukraine	1	0.1%
45	Viet Nam	1	0.1%
46	Colombia	1	0.1%
47	Afghanistan	1	0.1%
48	Argentina	1	0.1%
49	Belarus	1	0.1%
50	Belgium	1	0.1%
51	Brazil	1	0.1%
52	Brunei Darussalam	1	0.1%
53	Kazakhstan	1	0.1%
54	Mauritius	1	0.1%