Rank	Countries/Territories	Count	Percent
1	United States	574	32%
2	China	351	19.6%
3	Japan	223	12.4%
4	Germany	136	7.6%
5	Italy	94	5.2%
6	Denmark	62	3.5%
7	France	50	2.8%
8	United Kingdom	38	2.1%
9	Spain	29	1.6%
10	Canada	29	1.6%
11	Netherlands	25	1.4%
12	Ireland	15	0.8%
13	India	15	0.8%
14	Russia	14	0.8%
15	Brazil	13	0.7%
16	Cyprus	11	0.6%
17	Australia	10	0.6%
18	Israel	10	0.6%
19	Singapore	10	0.6%
20	Turkey	9	0.5%
21	Poland	9	0.5%
22	New Zealand	7	0.4%
23	Romania	6	0.3%
24	Korea, Republic of	6	0.3%
25	Belgium	6	0.3%
26	Sweden	5	0.3%
27	Lithuania	4	0.2%
28	Philippines	3	0.2%
29	Argentina	3	0.2%
30	Egypt	3	0.2%
31	Ukraine	3	0.2%
32	Switzerland	2	0.1%
33	Taiwan	2	0.1%
34	Serbia	2	0.1%
35	Norway	2	0.1%
36	Puerto Rico	2	0.1%
37	Iran, Islamic Republic of	2	0.1%
38	Mexico	1	0.1%
39	Saudi Arabia	1	0.1%
40	Finland	1	0.1%
41	Indonesia	1	0.1%
42	Ghana	1	0.1%
43	Bangladesh	1	0.1%
44	Chile	1	0.1%
45	Viet Nam	1	0.1%
46	Slovakia	1	0.1%