Rank	Countries/Territories	Count	Percent
1	United States	616	38.9%
2	China	412	26%
3	Germany	78	4.9%
4	Japan	75	4.7%
5	Australia	48	3%
6	France	37	2.3%
7	Korea, Republic of	37	2.3%
8	Netherlands	34	2.1%
9	India	32	2%
10	Italy	30	1.9%
11	United Kingdom	30	1.9%
12	Canada	28	1.8%
13	Singapore	18	1.1%
14	Hong Kong	15	0.9%
15	Belgium	10	0.6%
16	Kenya	8	0.5%
17	Switzerland	7	0.4%
18	Iran, Islamic Republic of	7	0.4%
19	Ireland	7	0.4%
20	Cyprus	6	0.4%
21	Taiwan	6	0.4%
22	Portugal	6	0.4%
23	Turkey	5	0.3%
24	Sweden	5	0.3%
25	Russia	4	0.3%
26	Norway	4	0.3%
27	Spain	3	0.2%
28	Lithuania	2	0.1%
29	Serbia	2	0.1%
30	Argentina	2	0.1%
31	Brazil	2	0.1%
32	Israel	2	0.1%
33	Bangladesh	1	0.1%
34	Slovenia	1	0.1%
35	Ukraine	1	0.1%
36	Mauritius	1	0.1%
37	Romania	1	0.1%