Rank	Countries/Territories	Count	Percent
1	United States	527	33.7%
2	China	459	29.4%
3	Germany	117	7.5%
4	Japan	74	4.7%
5	Iran, Islamic Republic of	45	2.9%
6	France	37	2.4%
7	Netherlands	35	2.2%
8	India	33	2.1%
9	Bangladesh	25	1.6%
10	Singapore	21	1.3%
11	Indonesia	20	1.3%
12	United Kingdom	16	1%
13	Serbia	13	0.8%
14	Turkey	13	0.8%
15	Ireland	12	0.8%
16	Australia	10	0.6%
17	Canada	10	0.6%
18	Korea, Republic of	9	0.6%
19	Romania	9	0.6%
20	Bulgaria	8	0.5%
21	Viet Nam	8	0.5%
22	Taiwan	7	0.4%
23	Brazil	5	0.3%
24	Italy	4	0.3%
25	Libya	3	0.2%
26	Jordan	3	0.2%
27	Nigeria	3	0.2%
28	Algeria	3	0.2%
29	Cyprus	3	0.2%
30	Hong Kong	3	0.2%
31	Hungary	2	0.1%
32	Denmark	2	0.1%
33	Russia	2	0.1%
34	Luxembourg	2	0.1%
35	Mexico	2	0.1%
36	Thailand	2	0.1%
37	Spain	2	0.1%
38	Sweden	2	0.1%
39	Ukraine	2	0.1%
40	Venezuela, Bolivarian Republic of	2	0.1%
41	Saudi Arabia	1	0.1%
42	Kazakhstan	1	0.1%
43	Norway	1	0.1%
44	Oman	1	0.1%
45	Egypt	1	0.1%
46	Greece	1	0.1%
47	Argentina	1	0.1%
48	Colombia	1	0.1%