Rank	Countries/Territories	Count	Percent
1	United States	497	44.9%
2	China	314	28.3%
3	Germany	123	11.1%
4	France	45	4.1%
5	Japan	17	1.5%
6	India	16	1.4%
7	Korea, Republic of	15	1.4%
8	Australia	12	1.1%
9	Bangladesh	8	0.7%
10	Netherlands	8	0.7%
11	Saudi Arabia	5	0.5%
12	Singapore	4	0.4%
13	Ireland	4	0.4%
14	Cyprus	4	0.4%
15	Egypt	4	0.4%
16	Argentina	4	0.4%
17	Canada	4	0.4%
18	Hong Kong	4	0.4%
19	Myanmar	3	0.3%
20	Taiwan	2	0.2%
21	Kuwait	2	0.2%
22	Latvia	2	0.2%
23	Mexico	2	0.2%
24	Morocco	2	0.2%
25	Iran, Islamic Republic of	1	0.1%
26	Brazil	1	0.1%
27	Azerbaijan	1	0.1%
28	Norway	1	0.1%
29	Pakistan	1	0.1%
30	Philippines	1	0.1%
31	Russia	1	0.1%