Rank	Countries/Territories	Count	Percent
1	United States	269	33.6%
2	China	265	33.1%
3	Germany	88	11%
4	India	41	5.1%
5	Netherlands	19	2.4%
6	Canada	16	2%
7	Ireland	14	1.8%
8	Korea, Republic of	10	1.2%
9	Singapore	7	0.9%
10	Sweden	6	0.8%
11	France	6	0.8%
12	Cyprus	6	0.8%
13	Guinea	5	0.6%
14	Malaysia	5	0.6%
15	Indonesia	4	0.5%
16	Australia	4	0.5%
17	Philippines	4	0.5%
18	United Kingdom	4	0.5%
19	Romania	4	0.5%
20	Russia	3	0.4%
21	Nigeria	3	0.4%
22	Japan	3	0.4%
23	Hong Kong	2	0.2%
24	Italy	2	0.2%
25	Estonia	2	0.2%
26	Poland	2	0.2%
27	Switzerland	2	0.2%
28	Thailand	1	0.1%
29	Oman	1	0.1%
30	Bangladesh	1	0.1%
31	Guyana	1	0.1%