Rank	Countries/Territories	Count	Percent
1	United States	378	36.7%
2	China	336	32.6%
3	Germany	99	9.6%
4	Japan	55	5.3%
5	Netherlands	31	3%
6	Singapore	15	1.5%
7	Pakistan	12	1.2%
8	France	12	1.2%
9	India	10	1%
10	Saudi Arabia	5	0.5%
11	Ireland	5	0.5%
12	United Kingdom	5	0.5%
13	Turkey	4	0.4%
14	Mexico	4	0.4%
15	Russia	4	0.4%
16	Tanzania, United Republic of	4	0.4%
17	Indonesia	4	0.4%
18	Ghana	4	0.4%
19	Canada	4	0.4%
20	Cyprus	4	0.4%
21	Finland	3	0.3%
22	Argentina	3	0.3%
23	Australia	3	0.3%
24	Thailand	3	0.3%
25	Italy	3	0.3%
26	Taiwan	3	0.3%
27	Libya	2	0.2%
28	Mauritius	2	0.2%
29	Iran, Islamic Republic of	2	0.2%
30	Jordan	2	0.2%
31	Korea, Republic of	2	0.2%
32	Lebanon	1	0.1%
33	Guatemala	1	0.1%
34	Austria	1	0.1%
35	Belgium	1	0.1%
36	Norway	1	0.1%
37	Malaysia	1	0.1%
38	Switzerland	1	0.1%
39	Portugal	1	0.1%