Rank	Countries/Territories	Count	Percent
1	United States	822	50.5%
2	China	397	24.4%
3	Germany	220	13.5%
4	France	33	2%
5	Japan	20	1.2%
6	Canada	18	1.1%
7		17	1%
8	Singapore	13	0.8%
9	Netherlands	11	0.7%
10	Hong Kong	11	0.7%
11	Brazil	10	0.6%
12	Cyprus	10	0.6%
13	India	6	0.4%
14	United Kingdom	6	0.4%
15	Taiwan	4	0.2%
16	Egypt	4	0.2%
17	Australia	4	0.2%
18	Korea, Republic of	3	0.2%
19	Turkey	3	0.2%
20	Ukraine	2	0.1%
21	Russia	2	0.1%
22	South Africa	2	0.1%
23	Latvia	2	0.1%
24	Iran, Islamic Republic of	2	0.1%
25	Bangladesh	2	0.1%
26	Argentina	1	0.1%
27	Ireland	1	0.1%
28	Mongolia	1	0.1%
29	Sweden	1	0.1%
30	Switzerland	1	0.1%