Rank	Countries/Territories	Count	Percent
1	United States	657	37.1%
2	China	561	31.7%
3	Germany	132	7.4%
4	India	90	5.1%
5	Canada	45	2.5%
6	Brazil	39	2.2%
7	Japan	33	1.9%
8	France	30	1.7%
9	Spain	22	1.2%
10	Korea, Republic of	20	1.1%
11	Netherlands	18	1%
12	Iran, Islamic Republic of	15	0.8%
13	Ireland	13	0.7%
14	United Kingdom	13	0.7%
15	Singapore	10	0.6%
16	Australia	10	0.6%
17	Cyprus	10	0.6%
18	Egypt	8	0.5%
19	Russia	8	0.5%
20	Turkey	5	0.3%
21	Poland	5	0.3%
22	Portugal	4	0.2%
23	Malaysia	3	0.2%
24	Sweden	2	0.1%
25	Saudi Arabia	2	0.1%
26	Romania	2	0.1%
27	Nigeria	2	0.1%
28	Norway	2	0.1%
29	Pakistan	2	0.1%
30	Czech Republic	2	0.1%
31	Ecuador	1	0.1%
32	Argentina	1	0.1%
33	Hong Kong	1	0.1%
34	Latvia	1	0.1%
35	Luxembourg	1	0.1%
36	South Africa	1	0.1%
37	Switzerland	1	0.1%