Rank	Countries/Territories	Count	Percent
1	United States	252	31.5%
2	China	187	23.4%
3	Germany	99	12.4%
4	Netherlands	32	4%
5	United Kingdom	31	3.9%
6	Iran, Islamic Republic of	23	2.9%
7	Canada	13	1.6%
8	Indonesia	11	1.4%
9	Russia	11	1.4%
10	France	10	1.2%
11	Slovakia	9	1.1%
12	Singapore	8	1%
13	Turkey	8	1%
14	Peru	7	0.9%
15	India	7	0.9%
16	Ireland	6	0.8%
17	Australia	6	0.8%
18	Philippines	6	0.8%
19	Malaysia	5	0.6%
20	Denmark	5	0.6%
21	Hungary	5	0.6%
22	Japan	5	0.6%
23	Nigeria	4	0.5%
24	Cyprus	4	0.5%
25	Brazil	4	0.5%
26	Egypt	3	0.4%
27	Korea, Republic of	3	0.4%
28	Hong Kong	3	0.4%
29	Spain	3	0.4%
30	Ukraine	3	0.4%
31	Mexico	3	0.4%
32	Latvia	2	0.2%
33	Norway	2	0.2%
34	Italy	2	0.2%
35	Lithuania	2	0.2%
36	Cambodia	2	0.2%
37	Albania	1	0.1%
38	Belarus	1	0.1%
39	Belgium	1	0.1%
40	Bosnia and Herzegovina	1	0.1%
41	Georgia	1	0.1%
42	Ecuador	1	0.1%
43	Congo, The Democratic Republic of The	1	0.1%
44	Pakistan	1	0.1%
45	Libya	1	0.1%
46	Viet Nam	1	0.1%
47	Sweden	1	0.1%
48	Switzerland	1	0.1%
49	Mauritius	1	0.1%
50	Romania	1	0.1%