Rank	Countries/Territories	Count	Percent
1	United States	526	40.6%
2	China	279	21.6%
3	Germany	119	9.2%
4	Canada	72	5.6%
5	India	46	3.6%
6	Netherlands	30	2.3%
7	France	26	2%
8	Ireland	16	1.2%
9	Korea, Republic of	15	1.2%
10	United Kingdom	15	1.2%
11	Japan	14	1.1%
12	Singapore	12	0.9%
13	Iran, Islamic Republic of	12	0.9%
14	Cyprus	11	0.9%
15	Switzerland	10	0.8%
16	Turkey	10	0.8%
17	Tunisia	8	0.6%
18	Taiwan	7	0.5%
19	Australia	7	0.5%
20	Spain	7	0.5%
21	Poland	7	0.5%
22	Nigeria	6	0.5%
23	Romania	5	0.4%
24	Russia	4	0.3%
25	Egypt	4	0.3%
26	Saudi Arabia	3	0.2%
27	Philippines	2	0.2%
28	Norway	2	0.2%
29	Pakistan	2	0.2%
30	Israel	2	0.2%
31	Cote D'ivoire	2	0.2%
32	Denmark	1	0.1%
33	Bangladesh	1	0.1%
34	Brazil	1	0.1%
35	Albania	1	0.1%
36	Greece	1	0.1%
37	Peru	1	0.1%
38	Moldova, Republic of	1	0.1%
39	Mongolia	1	0.1%
40	Morocco	1	0.1%
41	Portugal	1	0.1%
42	Sweden	1	0.1%
43	Ukraine	1	0.1%
44	United Arab Emirates	1	0.1%