Rank	Countries/Territories	Count	Percent
1	United States	343	36.5%
2	China	246	26.2%
3	Japan	69	7.3%
4	Germany	46	4.9%
5	Netherlands	28	3%
6	United Kingdom	23	2.4%
7	Canada	19	2%
8	India	18	1.9%
9	Ireland	17	1.8%
10	Australia	17	1.8%
11	France	15	1.6%
12	Poland	12	1.3%
13	Singapore	10	1.1%
14	Korea, Republic of	9	1%
15	Algeria	9	1%
16	Spain	8	0.9%
17	Russia	6	0.6%
18	Sweden	4	0.4%
19	Cyprus	4	0.4%
20	Iran, Islamic Republic of	4	0.4%
21	Israel	3	0.3%
22	Taiwan	3	0.3%
23	Malaysia	3	0.3%
24	Mexico	2	0.2%
25	Norway	2	0.2%
26	Kenya	2	0.2%
27	Italy	2	0.2%
28	Indonesia	2	0.2%
29	Zimbabwe	2	0.2%
30	Jamaica	1	0.1%
31	Greece	1	0.1%
32	Hong Kong	1	0.1%
33	Azerbaijan	1	0.1%
34	Bulgaria	1	0.1%
35	Lebanon	1	0.1%
36	Luxembourg	1	0.1%
37	Philippines	1	0.1%
38	Ukraine	1	0.1%
39	Switzerland	1	0.1%
40	Slovenia	1	0.1%
41	Romania	1	0.1%