Rank	Countries/Territories	Count	Percent
1	United States	250	39.8%
2	China	107	17%
3	Japan	80	12.7%
4	Germany	62	9.9%
5	India	16	2.5%
6	Singapore	12	1.9%
7	Korea, Republic of	11	1.8%
8	Canada	11	1.8%
9	Poland	10	1.6%
10	Spain	7	1.1%
11	Netherlands	6	1%
12	Australia	5	0.8%
13	Taiwan	4	0.6%
14	Thailand	4	0.6%
15	Uganda	4	0.6%
16	Russia	4	0.6%
17	United Kingdom	4	0.6%
18	Turkey	3	0.5%
19	France	3	0.5%
20	Ireland	3	0.5%
21	Greece	3	0.5%
22	Indonesia	2	0.3%
23	Malaysia	2	0.3%
24	Georgia	2	0.3%
25	Argentina	2	0.3%
26	Colombia	2	0.3%
27	Switzerland	2	0.3%
28	Ukraine	2	0.3%
29	Philippines	1	0.2%
30	Romania	1	0.2%
31	Cyprus	1	0.2%
32	Djibouti	1	0.2%
33	Hong Kong	1	0.2%