Rank	Countries/Territories	Count	Percent
1	United States	253	37.4%
2	China	225	33.3%
3	Germany	58	8.6%
4	India	19	2.8%
5	Japan	18	2.7%
6	Singapore	10	1.5%
7	Netherlands	9	1.3%
8	Ireland	9	1.3%
9	Hong Kong	8	1.2%
10	Spain	7	1%
11	Canada	7	1%
12	Korea, Republic of	6	0.9%
13	Malaysia	5	0.7%
14	Sweden	4	0.6%
15	Thailand	4	0.6%
16	Australia	4	0.6%
17	Indonesia	3	0.4%
18	United Kingdom	3	0.4%
19	Russia	2	0.3%
20	Mauritius	2	0.3%
21	Norway	2	0.3%
22	Italy	2	0.3%
23	Kenya	2	0.3%
24	Armenia	2	0.3%
25	Cyprus	2	0.3%
26	Ecuador	2	0.3%
27	Egypt	2	0.3%
28	France	1	0.1%
29	Honduras	1	0.1%
30	Iceland	1	0.1%
31	Qatar	1	0.1%
32	Taiwan	1	0.1%
33	Turkey	1	0.1%