Rank	Countries/Territories	Count	Percent
1	United States	319	35.1%
2	China	173	19%
3	Germany	148	16.3%
4	Italy	47	5.2%
5	India	29	3.2%
6	Canada	24	2.6%
7	Ireland	21	2.3%
8	Korea, Republic of	18	2%
9	Japan	17	1.9%
10	Ukraine	12	1.3%
11	Spain	11	1.2%
12	Netherlands	11	1.2%
13	Mexico	10	1.1%
14	France	7	0.8%
15	Peru	6	0.7%
16	Philippines	6	0.7%
17	Romania	5	0.5%
18	Cyprus	5	0.5%
19	Brazil	5	0.5%
20	Australia	4	0.4%
21	United Kingdom	4	0.4%
22	Thailand	3	0.3%
23	Hungary	3	0.3%
24	Austria	3	0.3%
25	Bulgaria	2	0.2%
26	Greece	2	0.2%
27	Singapore	2	0.2%
28	Sri Lanka	2	0.2%
29	Taiwan	2	0.2%
30	Russia	2	0.2%
31	Nepal	2	0.2%
32	Saudi Arabia	1	0.1%
33	Poland	1	0.1%
34	Switzerland	1	0.1%
35	Gibraltar	1	0.1%
36	Argentina	1	0.1%