Rank	Countries/Territories	Count	Percent
1	United States	342	38.8%
2	China	289	32.8%
3	Germany	89	10.1%
4	India	24	2.7%
5		21	2.4%
6	France	18	2%
7	Netherlands	17	1.9%
8	Ireland	13	1.5%
9	Singapore	10	1.1%
10	Australia	8	0.9%
11	Cyprus	7	0.8%
12	Canada	7	0.8%
13	El Salvador	5	0.6%
14	Iran, Islamic Republic of	5	0.6%
15	Malaysia	4	0.5%
16	Bangladesh	3	0.3%
17	Argentina	2	0.2%
18	Japan	2	0.2%
19	Nepal	2	0.2%
20	Thailand	2	0.2%
21	Ukraine	2	0.2%
22	United Kingdom	2	0.2%
23	Philippines	2	0.2%
24	New Zealand	1	0.1%
25	Nigeria	1	0.1%
26	Mongolia	1	0.1%
27	Ghana	1	0.1%
28	Georgia	1	0.1%