Rank	Countries/Territories	Count	Percent
1	United States	275	33.9%
2	China	260	32%
3	Germany	124	15.3%
4	Canada	25	3.1%
5	Japan	21	2.6%
6	India	19	2.3%
7	Netherlands	13	1.6%
8	Singapore	12	1.5%
9	Australia	6	0.7%
10	Brazil	5	0.6%
11	Cyprus	5	0.6%
12	France	5	0.6%
13	Hong Kong	4	0.5%
14	Malaysia	4	0.5%
15	Korea, Republic of	3	0.4%
16	Egypt	3	0.4%
17	Colombia	3	0.4%
18	Argentina	3	0.4%
19	Bulgaria	2	0.2%
20	Dominican Republic	2	0.2%
21	Turkey	2	0.2%
22	United Kingdom	2	0.2%
23	Spain	2	0.2%
24	Taiwan	2	0.2%
25	Qatar	2	0.2%
26	Romania	2	0.2%
27	Russia	2	0.2%
28	Thailand	1	0.1%
29	Iran, Islamic Republic of	1	0.1%
30	Iraq	1	0.1%
31	Italy	1	0.1%