Rank	Countries/Territories	Count	Percent
1	United States	373	35.3%
2	China	335	31.7%
3	Germany	141	13.3%
4	Canada	50	4.7%
5	India	25	2.4%
6	Japan	25	2.4%
7	Netherlands	15	1.4%
8	Singapore	14	1.3%
9	France	9	0.9%
10	Australia	8	0.8%
11	Cyprus	7	0.7%
12	Korea, Republic of	6	0.6%
13	Brazil	5	0.5%
14	Hong Kong	4	0.4%
15	Malaysia	4	0.4%
16	United Kingdom	3	0.3%
17	Egypt	3	0.3%
18	Argentina	3	0.3%
19	Colombia	3	0.3%
20	Dominican Republic	2	0.2%
21	Bulgaria	2	0.2%
22	Iran, Islamic Republic of	2	0.2%
23	Turkey	2	0.2%
24	Switzerland	2	0.2%
25	Taiwan	2	0.2%
26	Spain	2	0.2%
27	Qatar	2	0.2%
28	Romania	2	0.2%
29	Russia	2	0.2%
30	Sri Lanka	1	0.1%
31	Thailand	1	0.1%
32	Iraq	1	0.1%
33	Ireland	1	0.1%
34	Italy	1	0.1%