Rank	Countries/Territories	Count	Percent
1	United States	490	45.1%
2	China	318	29.3%
3	Germany	79	7.3%
4	Japan	30	2.8%
5	India	19	1.7%
6	Netherlands	16	1.5%
7	Singapore	14	1.3%
8	Ireland	12	1.1%
9	Australia	12	1.1%
10	Egypt	11	1%
11	Korea, Republic of	10	0.9%
12	United Kingdom	10	0.9%
13	Canada	9	0.8%
14	Taiwan	7	0.6%
15	Russia	7	0.6%
16	Italy	5	0.5%
17	France	4	0.4%
18	Cyprus	4	0.4%
19	Peru	4	0.4%
20	Norway	3	0.3%
21	Sri Lanka	3	0.3%
22	Argentina	3	0.3%
23	Belgium	2	0.2%
24	Brazil	2	0.2%
25	Indonesia	2	0.2%
26	Iran, Islamic Republic of	2	0.2%
27	Switzerland	2	0.2%
28	Sweden	1	0.1%
29	Viet Nam	1	0.1%
30	Romania	1	0.1%
31	Spain	1	0.1%
32	Hungary	1	0.1%
33	Lithuania	1	0.1%
34	Colombia	1	0.1%