Rank	Countries/Territories	Count	Percent
1	United States	408	45.8%
2	China	261	29.3%
3	Germany	62	7%
4	Japan	25	2.8%
5	India	24	2.7%
6	Netherlands	15	1.7%
7	Australia	9	1%
8	France	8	0.9%
9	Canada	7	0.8%
10	Turkey	7	0.8%
11	Taiwan	6	0.7%
12	Ukraine	5	0.6%
13	Italy	4	0.4%
14	Slovakia	4	0.4%
15	Brazil	4	0.4%
16	Congo	4	0.4%
17	Cyprus	3	0.3%
18	Egypt	3	0.3%
19	Thailand	3	0.3%
20	Russia	3	0.3%
21	Singapore	3	0.3%
22	Norway	2	0.2%
23	South Africa	2	0.2%
24	Viet Nam	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Ireland	2	0.2%
27	Korea, Republic of	2	0.2%
28	Denmark	2	0.2%
29	Colombia	2	0.2%
30	Bangladesh	2	0.2%
31	Mongolia	1	0.1%
32	Hong Kong	1	0.1%
33	United Kingdom	1	0.1%
34	Romania	1	0.1%