Rank	Countries/Territories	Count	Percent
1	United States	422	39.3%
2	China	248	23.1%
3	Germany	96	8.9%
4	Japan	70	6.5%
5	India	47	4.4%
6	Ireland	20	1.9%
7	Canada	13	1.2%
8	Netherlands	13	1.2%
9	Philippines	10	0.9%
10	Australia	10	0.9%
11	Ukraine	10	0.9%
12	France	9	0.8%
13	Iran, Islamic Republic of	8	0.7%
14	Cyprus	8	0.7%
15	Egypt	8	0.7%
16	Malaysia	8	0.7%
17	Mexico	8	0.7%
18	Singapore	7	0.7%
19	United Kingdom	6	0.6%
20	Russia	5	0.5%
21	Korea, Republic of	5	0.5%
22	Croatia	4	0.4%
23	Brazil	4	0.4%
24	Viet Nam	4	0.4%
25	Saudi Arabia	3	0.3%
26	Mongolia	3	0.3%
27	Morocco	3	0.3%
28	Portugal	2	0.2%
29	Argentina	2	0.2%
30	Pakistan	2	0.2%
31	United Arab Emirates	2	0.2%
32	Turkey	2	0.2%
33	Romania	1	0.1%
34	Spain	1	0.1%
35	Switzerland	1	0.1%
36	Syrian Arab Republic	1	0.1%
37	Taiwan	1	0.1%
38	Nepal	1	0.1%
39	Nigeria	1	0.1%
40	Norway	1	0.1%
41	Chile	1	0.1%
42	Finland	1	0.1%
43	Israel	1	0.1%
44	Georgia	1	0.1%
45	Hong Kong	1	0.1%