Rank	Countries/Territories	Count	Percent
1	United States	150	34.2%
2	China	121	27.6%
3	Germany	44	10%
4	Ireland	15	3.4%
5	Netherlands	15	3.4%
6	Canada	11	2.5%
7	India	8	1.8%
8	Japan	7	1.6%
9	Brazil	7	1.6%
10	Spain	7	1.6%
11	Singapore	5	1.1%
12	United Kingdom	4	0.9%
13	Australia	4	0.9%
14	Austria	4	0.9%
15	Hong Kong	3	0.7%
16	Indonesia	3	0.7%
17	Italy	3	0.7%
18	South Africa	3	0.7%
19	Russia	2	0.5%
20	Saudi Arabia	2	0.5%
21	Norway	2	0.5%
22	Paraguay	2	0.5%
23	Iran, Islamic Republic of	2	0.5%
24	Nepal	2	0.5%
25	Cyprus	2	0.5%
26	France	2	0.5%
27	Bahamas	2	0.5%
28	Chile	1	0.2%
29	Lithuania	1	0.2%
30	Peru	1	0.2%
31	Sri Lanka	1	0.2%
32	Turkey	1	0.2%
33	Ukraine	1	0.2%