Rank	Countries/Territories	Count	Percent
1	United States	684	40.2%
2	China	341	20%
3	Germany	176	10.3%
4	Romania	65	3.8%
5	France	57	3.3%
6	India	36	2.1%
7		36	2.1%
8	Nigeria	29	1.7%
9	Philippines	28	1.6%
10	Australia	20	1.2%
11	Netherlands	19	1.1%
12	Ukraine	19	1.1%
13	Russia	17	1%
14	Japan	16	0.9%
15	Hong Kong	14	0.8%
16	Thailand	13	0.8%
17	United Kingdom	12	0.7%
18	Singapore	10	0.6%
19	Turkey	9	0.5%
20	Malaysia	9	0.5%
21	Korea, Republic of	8	0.5%
22	Canada	8	0.5%
23	Cyprus	7	0.4%
24	Ireland	7	0.4%
25	Iraq	5	0.3%
26	Egypt	5	0.3%
27	Italy	4	0.2%
28	Norway	4	0.2%
29	Lithuania	3	0.2%
30	Latvia	3	0.2%
31	Czech Republic	3	0.2%
32	Iran, Islamic Republic of	3	0.2%
33	Switzerland	3	0.2%
34	Poland	3	0.2%
35	Spain	3	0.2%
36	Slovakia	2	0.1%
37	Georgia	2	0.1%
38	Greece	2	0.1%
39	Bangladesh	2	0.1%
40	Argentina	2	0.1%
41	Lebanon	2	0.1%
42	Pakistan	2	0.1%
43	Palestine, State of	1	0.1%
44	Peru	1	0.1%
45	Mongolia	1	0.1%
46	Myanmar	1	0.1%
47	Kazakhstan	1	0.1%
48	Israel	1	0.1%
49	Indonesia	1	0.1%
50	Sri Lanka	1	0.1%
51	Sweden	1	0.1%
52	Taiwan	1	0.1%