Rank	Countries/Territories	Count	Percent
1	United States	436	38.1%
2	China	427	37.4%
3	Germany	90	7.9%
4	France	34	3%
5	Canada	30	2.6%
6	Japan	18	1.6%
7	Netherlands	18	1.6%
8	Korea, Republic of	14	1.2%
9	Saudi Arabia	12	1%
10	India	9	0.8%
11	Cyprus	8	0.7%
12	Ireland	6	0.5%
13	Hong Kong	5	0.4%
14	Turkey	4	0.3%
15	Singapore	3	0.3%
16	South Africa	3	0.3%
17	Russia	3	0.3%
18	Australia	3	0.3%
19	Bangladesh	2	0.2%
20	Egypt	2	0.2%
21	Taiwan	2	0.2%
22	Ukraine	2	0.2%
23	United Kingdom	2	0.2%
24	Peru	2	0.2%
25	Romania	2	0.2%
26	Viet Nam	1	0.1%
27	Brazil	1	0.1%
28	Argentina	1	0.1%
29	Iran, Islamic Republic of	1	0.1%
30	Nepal	1	0.1%
31	Jordan	1	0.1%