Rank	Countries/Territories	Count	Percent
1	United States	272	33.5%
2	Japan	165	20.3%
3	China	108	13.3%
4	Germany	64	7.9%
5	Singapore	46	5.7%
6	India	27	3.3%
7	Canada	22	2.7%
8	France	15	1.8%
9	Spain	10	1.2%
10	Netherlands	10	1.2%
11	Ukraine	8	1%
12	Hong Kong	6	0.7%
13	Italy	6	0.7%
14	Israel	5	0.6%
15	Egypt	5	0.6%
16	Ethiopia	5	0.6%
17	Portugal	5	0.6%
18	Indonesia	4	0.5%
19	Cyprus	3	0.4%
20	Korea, Republic of	3	0.4%
21	Taiwan	3	0.4%
22	United Kingdom	2	0.2%
23	Lithuania	2	0.2%
24	Norway	2	0.2%
25	Colombia	2	0.2%
26	Bangladesh	2	0.2%
27	Iran, Islamic Republic of	2	0.2%
28	Greece	2	0.2%
29	Brazil	1	0.1%
30	Romania	1	0.1%
31	Malaysia	1	0.1%
32	Turkey	1	0.1%
33	Slovakia	1	0.1%