Rank	Countries/Territories	Count	Percent
1	United States	382	36.5%
2	China	264	25.2%
3	Germany	164	15.6%
4	Japan	35	3.3%
5	France	34	3.2%
6	Canada	18	1.7%
7	Korea, Republic of	15	1.4%
8	Iraq	15	1.4%
9	Ireland	15	1.4%
10	Netherlands	13	1.2%
11	Singapore	11	1%
12	Cyprus	8	0.8%
13	Australia	7	0.7%
14	Argentina	6	0.6%
15	Hong Kong	6	0.6%
16	Indonesia	6	0.6%
17	United Kingdom	6	0.6%
18	Thailand	5	0.5%
19	Spain	5	0.5%
20	Brazil	5	0.5%
21	Nigeria	4	0.4%
22	Mexico	3	0.3%
23	Mongolia	2	0.2%
24	Nepal	2	0.2%
25	Malaysia	2	0.2%
26	India	2	0.2%
27	Bangladesh	2	0.2%
28	South Africa	2	0.2%
29	Sri Lanka	2	0.2%
30	Ukraine	2	0.2%
31	Viet Nam	1	0.1%
32	Switzerland	1	0.1%
33	Taiwan	1	0.1%
34	Finland	1	0.1%
35	Israel	1	0.1%