Rank	Countries/Territories	Count	Percent
1	United States	400	47.1%
2	China	231	27.2%
3	Germany	65	7.6%
4	India	18	2.1%
5	Canada	17	2%
6	Japan	16	1.9%
7	Netherlands	15	1.8%
8	Singapore	12	1.4%
9	France	11	1.3%
10	Malaysia	7	0.8%
11	Australia	6	0.7%
12	Cyprus	5	0.6%
13	Ireland	5	0.6%
14	Russia	5	0.6%
15	Bulgaria	4	0.5%
16	Hong Kong	4	0.5%
17	Indonesia	3	0.4%
18	Romania	3	0.4%
19	Switzerland	2	0.2%
20	Taiwan	2	0.2%
21	Thailand	2	0.2%
22	Ukraine	2	0.2%
23	Iran, Islamic Republic of	2	0.2%
24	Argentina	2	0.2%
25	Egypt	2	0.2%
26	Georgia	1	0.1%
27	Mongolia	1	0.1%
28	Myanmar	1	0.1%
29	Korea, Republic of	1	0.1%
30	United Kingdom	1	0.1%
31	Serbia	1	0.1%
32	Turkey	1	0.1%
33	Norway	1	0.1%
34	Poland	1	0.1%