Rank	Countries/Territories	Count	Percent
1	United States	437	49.3%
2	China	138	15.6%
3	Germany	97	10.9%
4	Canada	35	4%
5	United Kingdom	28	3.2%
6	France	19	2.1%
7	India	18	2%
8	Japan	13	1.5%
9	Netherlands	11	1.2%
10	Singapore	11	1.2%
11	Cyprus	10	1.1%
12	Israel	7	0.8%
13	Italy	7	0.8%
14	Egypt	5	0.6%
15	Switzerland	5	0.6%
16	Taiwan	4	0.5%
17	Ukraine	3	0.3%
18	Norway	3	0.3%
19	Pakistan	3	0.3%
20	Russia	3	0.3%
21	Algeria	3	0.3%
22	Australia	3	0.3%
23	Hong Kong	3	0.3%
24	Ireland	2	0.2%
25	Bangladesh	2	0.2%
26	Saudi Arabia	2	0.2%
27	Philippines	2	0.2%
28	Uganda	2	0.2%
29	Slovenia	2	0.2%
30	Sweden	2	0.2%
31	Virgin Islands, British	1	0.1%
32	Korea, Republic of	1	0.1%
33	Brazil	1	0.1%
34	El Salvador	1	0.1%
35	Estonia	1	0.1%
36	Denmark	1	0.1%