Rank	Countries/Territories	Count	Percent
1	United States	388	48%
2	China	220	27.2%
3	Germany	40	5%
4	Japan	26	3.2%
5	India	25	3.1%
6	Korea, Republic of	23	2.8%
7	Russia	13	1.6%
8	Singapore	7	0.9%
9	Hong Kong	6	0.7%
10	Canada	5	0.6%
11	Australia	5	0.6%
12	Italy	5	0.6%
13	Netherlands	5	0.6%
14	Argentina	4	0.5%
15	Brazil	3	0.4%
16	Ireland	3	0.4%
17	Viet Nam	3	0.4%
18	United Kingdom	3	0.4%
19	Spain	2	0.2%
20	Romania	2	0.2%
21	Taiwan	2	0.2%
22	Norway	2	0.2%
23	Macao	2	0.2%
24	Maldives	2	0.2%
25	Greece	2	0.2%
26	Austria	1	0.1%
27	Bangladesh	1	0.1%
28	Iran, Islamic Republic of	1	0.1%
29	Lebanon	1	0.1%
30	Jordan	1	0.1%
31	Nepal	1	0.1%
32	Malaysia	1	0.1%
33	Poland	1	0.1%
34	Slovakia	1	0.1%
35	Switzerland	1	0.1%