Rank	Countries/Territories	Count	Percent
1	United States	540	33.9%
2	Japan	366	22.9%
3	China	208	13%
4	Germany	141	8.8%
5	Singapore	103	6.5%
6	India	30	1.9%
7	Netherlands	29	1.8%
8	Russia	28	1.8%
9	France	22	1.4%
10	Pakistan	19	1.2%
11	Ireland	11	0.7%
12	Cyprus	9	0.6%
13	Canada	9	0.6%
14	Egypt	8	0.5%
15	Australia	7	0.4%
16	Korea, Republic of	6	0.4%
17	Mexico	6	0.4%
18	Spain	5	0.3%
19	Brazil	5	0.3%
20	Taiwan	5	0.3%
21	Hong Kong	4	0.3%
22	Iran, Islamic Republic of	3	0.2%
23	Chile	3	0.2%
24	United Kingdom	3	0.2%
25	Ukraine	2	0.1%
26	Cuba	2	0.1%
27	Sri Lanka	2	0.1%
28	Sweden	2	0.1%
29	Switzerland	2	0.1%
30	Romania	2	0.1%
31	Norway	2	0.1%
32	Mongolia	1	0.1%
33	Argentina	1	0.1%
34	Kazakhstan	1	0.1%
35	Slovenia	1	0.1%
36	South Sudan	1	0.1%
37	Bulgaria	1	0.1%
38	Cameroon	1	0.1%
39	Bangladesh	1	0.1%
40	Iraq	1	0.1%
41	Georgia	1	0.1%
42	Thailand	1	0.1%