Rank	Countries/Territories	Count	Percent
1	United States	552	37.8%
2	China	510	35%
3	Germany	114	7.8%
4	Japan	42	2.9%
5	Canada	41	2.8%
6	India	30	2.1%
7	France	27	1.9%
8	Korea, Republic of	15	1%
9	Malaysia	15	1%
10	Netherlands	13	0.9%
11	Hong Kong	13	0.9%
12	Czech Republic	12	0.8%
13	Ireland	12	0.8%
14	United Kingdom	11	0.8%
15	Singapore	9	0.6%
16	Cyprus	9	0.6%
17	Iran, Islamic Republic of	7	0.5%
18	Taiwan	6	0.4%
19	Norway	4	0.3%
20	Russia	2	0.1%
21	Serbia	2	0.1%
22	Georgia	2	0.1%
23	Argentina	2	0.1%
24	Bangladesh	2	0.1%
25	Turkey	2	0.1%
26	Thailand	1	0.1%
27	South Africa	1	0.1%
28	Sweden	1	0.1%
29	Belgium	1	0.1%
30	Australia	1	0.1%