Rank	Countries/Territories	Count	Percent
1	United States	258	26.6%
2	China	237	24.4%
3	Germany	116	12%
4	France	64	6.6%
5	India	44	4.5%
6		33	3.4%
7	Japan	33	3.4%
8	Netherlands	32	3.3%
9	Canada	25	2.6%
10	Ukraine	17	1.8%
11	Brazil	15	1.5%
12	Taiwan	12	1.2%
13	Korea, Republic of	11	1.1%
14	Pakistan	8	0.8%
15	Bangladesh	8	0.8%
16	Cyprus	6	0.6%
17	Italy	6	0.6%
18	Ireland	5	0.5%
19	Kenya	3	0.3%
20	Saudi Arabia	3	0.3%
21	Bulgaria	3	0.3%
22	Argentina	3	0.3%
23	Australia	3	0.3%
24	Belgium	2	0.2%
25	Egypt	2	0.2%
26	Hong Kong	2	0.2%
27	Iran, Islamic Republic of	2	0.2%
28	Singapore	2	0.2%
29	Tanzania, United Republic of	2	0.2%
30	Turkey	2	0.2%
31	Sweden	2	0.2%
32	Slovakia	1	0.1%
33	Spain	1	0.1%
34	Philippines	1	0.1%
35	Romania	1	0.1%
36	Russia	1	0.1%
37	Lithuania	1	0.1%
38	Norway	1	0.1%
39	Indonesia	1	0.1%
40	Greece	1	0.1%