Rank	Countries/Territories	Count	Percent
1	United States	435	32.1%
2	China	337	24.8%
3	Germany	84	6.2%
4	Japan	82	6%
5	India	66	4.9%
6	Turkey	47	3.5%
7	France	39	2.9%
8	United Kingdom	29	2.1%
9	Portugal	22	1.6%
10	Israel	22	1.6%
11	Netherlands	22	1.6%
12	Taiwan	16	1.2%
13	Singapore	15	1.1%
14	Iran, Islamic Republic of	15	1.1%
15	Korea, Republic of	14	1%
16	Sweden	8	0.6%
17	Thailand	8	0.6%
18	Italy	7	0.5%
19	Cyprus	6	0.4%
20	Canada	5	0.4%
21	Romania	5	0.4%
22	Belgium	4	0.3%
23	Croatia	4	0.3%
24	Australia	4	0.3%
25	Ghana	4	0.3%
26	New Zealand	4	0.3%
27	Malaysia	4	0.3%
28	Mexico	4	0.3%
29	Mongolia	4	0.3%
30	Iraq	3	0.2%
31	Ireland	3	0.2%
32	Hong Kong	3	0.2%
33	Czech Republic	3	0.2%
34	Egypt	3	0.2%
35	Russia	3	0.2%
36	United Arab Emirates	3	0.2%
37	Finland	2	0.1%
38	Bangladesh	2	0.1%
39	Lithuania	2	0.1%
40	Mauritius	2	0.1%
41	Palestine, State of	2	0.1%
42	Philippines	1	0.1%
43	Norway	1	0.1%
44	Indonesia	1	0.1%
45	Argentina	1	0.1%
46	Austria	1	0.1%
47	Hungary	1	0.1%
48	Ukraine	1	0.1%
49	Saudi Arabia	1	0.1%
50	Slovakia	1	0.1%
51	Spain	1	0.1%