Rank	Countries/Territories	Count	Percent
1	United States	315	44.4%
2	China	175	24.6%
3	Germany	46	6.5%
4	Canada	25	3.5%
5	Japan	19	2.7%
6	France	13	1.8%
7	India	9	1.3%
8	United Kingdom	9	1.3%
9	Ukraine	8	1.1%
10	Korea, Republic of	8	1.1%
11	Singapore	8	1.1%
12	Saudi Arabia	7	1%
13	Libya	6	0.8%
14	Cyprus	6	0.8%
15	Netherlands	5	0.7%
16	Romania	4	0.6%
17	Thailand	4	0.6%
18	Russia	3	0.4%
19	Bangladesh	3	0.4%
20	Iraq	3	0.4%
21	Ireland	2	0.3%
22	Israel	2	0.3%
23	Brazil	2	0.3%
24	Algeria	2	0.3%
25	Australia	2	0.3%
26	Czech Republic	2	0.3%
27	Colombia	2	0.3%
28	Philippines	2	0.3%
29	Taiwan	2	0.3%
30	Sri Lanka	2	0.3%
31	Norway	2	0.3%
32	Panama	2	0.3%
33	Malaysia	2	0.3%
34	Viet Nam	2	0.3%
35	Mexico	1	0.1%
36	Peru	1	0.1%
37	Switzerland	1	0.1%
38	Ethiopia	1	0.1%
39	Italy	1	0.1%
40	Greece	1	0.1%