Rank	Countries/Territories	Count	Percent
1	United States	492	38.2%
2	China	239	18.6%
3	Germany	201	15.6%
4	Italy	50	3.9%
5	India	35	2.7%
6	Japan	28	2.2%
7	Netherlands	28	2.2%
8	Korea, Republic of	25	1.9%
9	Canada	25	1.9%
10	Ireland	23	1.8%
11	Mexico	13	1%
12	Spain	13	1%
13	Ukraine	12	0.9%
14	France	11	0.9%
15	Cyprus	10	0.8%
16	Brazil	10	0.8%
17	Singapore	9	0.7%
18	Hong Kong	6	0.5%
19	Peru	6	0.5%
20	Philippines	6	0.5%
21	Romania	5	0.4%
22	Australia	5	0.4%
23	United Kingdom	4	0.3%
24	Taiwan	3	0.2%
25	Thailand	3	0.2%
26	Austria	3	0.2%
27	Bangladesh	3	0.2%
28	Hungary	3	0.2%
29	Greece	2	0.2%
30	Bulgaria	2	0.2%
31	Russia	2	0.2%
32	Sri Lanka	2	0.2%
33	Nepal	2	0.2%
34	Poland	1	0.1%
35	Pakistan	1	0.1%
36	Switzerland	1	0.1%
37	Saudi Arabia	1	0.1%
38	Argentina	1	0.1%
39	Gibraltar	1	0.1%
40	Israel	1	0.1%