Rank	Countries/Territories	Count	Percent
1	United States	325	32.4%
2	China	213	21.2%
3	Japan	142	14.1%
4	Germany	73	7.3%
5	India	37	3.7%
6	Australia	31	3.1%
7	Singapore	29	2.9%
8	Netherlands	23	2.3%
9	Ireland	16	1.6%
10	France	14	1.4%
11	Canada	12	1.2%
12	Korea, Republic of	11	1.1%
13	Spain	10	1%
14	Sweden	9	0.9%
15	Denmark	7	0.7%
16	Italy	6	0.6%
17	Iran, Islamic Republic of	5	0.5%
18	Cyprus	5	0.5%
19	Turkey	4	0.4%
20	Poland	3	0.3%
21	Hungary	3	0.3%
22	Ghana	2	0.2%
23	Bosnia and Herzegovina	2	0.2%
24	Portugal	2	0.2%
25	Russia	2	0.2%
26	Switzerland	2	0.2%
27	Luxembourg	2	0.2%
28	Norway	2	0.2%
29	United Kingdom	2	0.2%
30	Pakistan	1	0.1%
31	Israel	1	0.1%
32	Kenya	1	0.1%
33	Taiwan	1	0.1%
34	United Arab Emirates	1	0.1%
35	Argentina	1	0.1%
36	Austria	1	0.1%
37	Chile	1	0.1%
38	Hong Kong	1	0.1%
39	Egypt	1	0.1%