Rank	Countries/Territories	Count	Percent
1	United States	452	38.1%
2	China	387	32.7%
3	Germany	104	8.8%
4	Canada	32	2.7%
5	France	30	2.5%
6	India	27	2.3%
7	Japan	18	1.5%
8	Netherlands	17	1.4%
9	Singapore	12	1%
10	Ireland	11	0.9%
11	Russia	9	0.8%
12	Korea, Republic of	8	0.7%
13	Egypt	8	0.7%
14	Australia	7	0.6%
15	Israel	7	0.6%
16	Cyprus	5	0.4%
17	Argentina	4	0.3%
18	Hong Kong	4	0.3%
19	Italy	4	0.3%
20	Slovakia	3	0.3%
21	Malaysia	3	0.3%
22	Indonesia	3	0.3%
23	Brazil	3	0.3%
24	Bangladesh	2	0.2%
25	Croatia	2	0.2%
26	Greece	2	0.2%
27	Niger	2	0.2%
28	Norway	2	0.2%
29	Slovenia	2	0.2%
30	Myanmar	2	0.2%
31	Romania	2	0.2%
32	Ukraine	2	0.2%
33	Viet Nam	1	0.1%
34	Switzerland	1	0.1%
35	Uganda	1	0.1%
36	Pakistan	1	0.1%
37	Philippines	1	0.1%
38	Portugal	1	0.1%
39	Mongolia	1	0.1%
40	Morocco	1	0.1%
41	Denmark	1	0.1%