Rank	Countries/Territories	Count	Percent
1	United States	418	47%
2	China	160	18%
3	Germany	109	12.3%
4	France	32	3.6%
5	Japan	25	2.8%
6	Netherlands	19	2.1%
7	Canada	18	2%
8	India	16	1.8%
9	Australia	11	1.2%
10	Cyprus	10	1.1%
11	Korea, Republic of	8	0.9%
12	Switzerland	7	0.8%
13	Taiwan	7	0.8%
14	Ireland	6	0.7%
15	Norway	5	0.6%
16	Indonesia	4	0.4%
17	Singapore	4	0.4%
18	Romania	3	0.3%
19	Argentina	3	0.3%
20	Iran, Islamic Republic of	2	0.2%
21	Malaysia	2	0.2%
22	Russia	2	0.2%
23	Philippines	2	0.2%
24	Turkey	2	0.2%
25	Ukraine	2	0.2%
26	United Kingdom	2	0.2%
27	South Africa	2	0.2%
28	Sweden	2	0.2%
29	Spain	1	0.1%
30	Peru	1	0.1%
31	Israel	1	0.1%
32	Austria	1	0.1%
33	Denmark	1	0.1%
34	Hong Kong	1	0.1%