Rank	Countries/Territories	Count	Percent
1	United States	599	40%
2	China	280	18.7%
3	Germany	166	11.1%
4	Romania	62	4.1%
5	France	44	2.9%
6	India	35	2.3%
7		30	2%
8	Nigeria	29	1.9%
9	Philippines	26	1.7%
10	Netherlands	19	1.3%
11	Ukraine	19	1.3%
12	Australia	18	1.2%
13	Japan	16	1.1%
14	Russia	15	1%
15	Thailand	13	0.9%
16	United Kingdom	10	0.7%
17	Turkey	9	0.6%
18	Singapore	8	0.5%
19	Korea, Republic of	8	0.5%
20	Malaysia	8	0.5%
21	Hong Kong	8	0.5%
22	Canada	7	0.5%
23	Ireland	7	0.5%
24	Cyprus	6	0.4%
25	Egypt	5	0.3%
26	Iraq	5	0.3%
27	Italy	4	0.3%
28	Norway	4	0.3%
29	Lithuania	3	0.2%
30	Czech Republic	3	0.2%
31	Iran, Islamic Republic of	3	0.2%
32	Poland	3	0.2%
33	Switzerland	3	0.2%
34	Slovakia	2	0.1%
35	Georgia	2	0.1%
36	Greece	2	0.1%
37	Argentina	2	0.1%
38	Lebanon	2	0.1%
39	Pakistan	2	0.1%
40	Palestine, State of	1	0.1%
41	Peru	1	0.1%
42	Mongolia	1	0.1%
43	Israel	1	0.1%
44	Latvia	1	0.1%
45	Kazakhstan	1	0.1%
46	Bangladesh	1	0.1%
47	Indonesia	1	0.1%
48	Spain	1	0.1%
49	Sri Lanka	1	0.1%
50	Sweden	1	0.1%
51	Taiwan	1	0.1%