Rank	Countries/Territories	Count	Percent
1	United States	348	33.3%
2	China	137	13.1%
3	Germany	96	9.2%
4	Japan	67	6.4%
5	Netherlands	55	5.3%
6	Ireland	51	4.9%
7	India	41	3.9%
8	Italy	24	2.3%
9	Malaysia	18	1.7%
10	Iran, Islamic Republic of	17	1.6%
11	Australia	17	1.6%
12	United Kingdom	16	1.5%
13	Saudi Arabia	12	1.1%
14	Spain	11	1.1%
15	Canada	11	1.1%
16	Indonesia	11	1.1%
17	Egypt	8	0.8%
18	Mexico	8	0.8%
19	Turkey	8	0.8%
20	Cyprus	7	0.7%
21	Chile	6	0.6%
22	France	6	0.6%
23	Russia	6	0.6%
24	Singapore	6	0.6%
25	Poland	5	0.5%
26	Portugal	5	0.5%
27	Hong Kong	5	0.5%
28	Argentina	4	0.4%
29	Romania	4	0.4%
30	Philippines	4	0.4%
31	Slovenia	4	0.4%
32	United Arab Emirates	2	0.2%
33	Viet Nam	2	0.2%
34	Puerto Rico	2	0.2%
35	Mongolia	2	0.2%
36	Morocco	2	0.2%
37	Ethiopia	2	0.2%
38	Ecuador	2	0.2%
39	Austria	2	0.2%
40	Brazil	2	0.2%
41	Bulgaria	1	0.1%
42	Belgium	1	0.1%
43	Malta	1	0.1%
44	Korea, Republic of	1	0.1%
45	New Zealand	1	0.1%
46	Norway	1	0.1%
47	Switzerland	1	0.1%
48	Syrian Arab Republic	1	0.1%
49	Taiwan	1	0.1%