Rank	Countries/Territories	Count	Percent
1	United States	314	43.5%
2	China	182	25.2%
3	Germany	81	11.2%
4	Netherlands	24	3.3%
5	Singapore	18	2.5%
6	India	15	2.1%
7	Japan	15	2.1%
8	France	12	1.7%
9	Australia	9	1.2%
10	Poland	5	0.7%
11	United Kingdom	4	0.6%
12	Cyprus	4	0.6%
13	Iran, Islamic Republic of	4	0.6%
14	Ireland	3	0.4%
15	Brazil	3	0.4%
16	Canada	3	0.4%
17	Thailand	3	0.4%
18	Turkey	2	0.3%
19	Morocco	2	0.3%
20	Nigeria	2	0.3%
21	Austria	2	0.3%
22	Bangladesh	2	0.3%
23	Algeria	2	0.3%
24	Argentina	2	0.3%
25	Denmark	1	0.1%
26	Italy	1	0.1%
27	Korea, Republic of	1	0.1%
28	Mongolia	1	0.1%
29	Iraq	1	0.1%
30	Indonesia	1	0.1%
31	Russia	1	0.1%
32	South Africa	1	0.1%
33	Switzerland	1	0.1%