Rank	Countries/Territories	Count	Percent
1	United States	359	40%
2	China	152	16.9%
3	Germany	71	7.9%
4	Japan	34	3.8%
5	Netherlands	34	3.8%
6	India	29	3.2%
7	Iran, Islamic Republic of	21	2.3%
8	Turkey	21	2.3%
9	Canada	17	1.9%
10	Korea, Republic of	16	1.8%
11	Ukraine	14	1.6%
12	United Kingdom	11	1.2%
13	France	11	1.2%
14	Ireland	8	0.9%
15	Singapore	7	0.8%
16	Brazil	7	0.8%
17	Spain	7	0.8%
18	Argentina	6	0.7%
19	Italy	6	0.7%
20	Russia	5	0.6%
21	Portugal	5	0.6%
22	Australia	5	0.6%
23	Egypt	5	0.6%
24	Switzerland	4	0.4%
25	Saudi Arabia	4	0.4%
26	Algeria	3	0.3%
27	Georgia	3	0.3%
28	Colombia	2	0.2%
29	Cyprus	2	0.2%
30	Greece	2	0.2%
31	Hong Kong	2	0.2%
32	Bulgaria	2	0.2%
33	Barbados	2	0.2%
34	Belgium	2	0.2%
35	Senegal	2	0.2%
36	Slovakia	2	0.2%
37	Romania	2	0.2%
38	Taiwan	2	0.2%
39	Sweden	2	0.2%
40	Trinidad and Tobago	1	0.1%
41	Philippines	1	0.1%
42	Slovenia	1	0.1%
43	Kenya	1	0.1%
44	Lebanon	1	0.1%
45	Mexico	1	0.1%
46	Mongolia	1	0.1%
47	Morocco	1	0.1%
48	Iraq	1	0.1%