Rank	Countries/Territories	Count	Percent
1	United States	381	38.6%
2	China	293	29.7%
3	Germany	101	10.2%
4		52	5.3%
5	Japan	32	3.2%
6	Canada	26	2.6%
7	France	24	2.4%
8	Singapore	9	0.9%
9	Bulgaria	7	0.7%
10	Netherlands	7	0.7%
11	Cyprus	6	0.6%
12	Egypt	5	0.5%
13	Hong Kong	5	0.5%
14	India	4	0.4%
15	Australia	4	0.4%
16	United Kingdom	4	0.4%
17	Morocco	3	0.3%
18	Romania	3	0.3%
19	South Africa	2	0.2%
20	Taiwan	2	0.2%
21	Viet Nam	2	0.2%
22	Argentina	2	0.2%
23	Iran, Islamic Republic of	2	0.2%
24	Nigeria	2	0.2%
25	Puerto Rico	2	0.2%
26	Qatar	2	0.2%
27	Yemen	1	0.1%
28	Thailand	1	0.1%
29	Ukraine	1	0.1%
30	Russia	1	0.1%
31	Korea, Republic of	1	0.1%
32	Macao	1	0.1%