Rank	Countries/Territories	Count	Percent
1	United States	272	35.1%
2	China	190	24.5%
3	Germany	148	19.1%
4	India	29	3.7%
5	France	22	2.8%
6	Netherlands	15	1.9%
7	Japan	9	1.2%
8	Singapore	8	1%
9	United Kingdom	8	1%
10	Ireland	7	0.9%
11	Korea, Republic of	7	0.9%
12	Canada	7	0.9%
13	Romania	6	0.8%
14	Philippines	6	0.8%
15	Portugal	4	0.5%
16	Uganda	4	0.5%
17	Australia	4	0.5%
18	Colombia	3	0.4%
19	Egypt	3	0.4%
20	New Zealand	3	0.4%
21	Russia	2	0.3%
22	South Africa	2	0.3%
23	Zambia	2	0.3%
24	Estonia	2	0.3%
25	Brazil	2	0.3%
26	Cyprus	2	0.3%
27	Hong Kong	1	0.1%
28	Mauritius	1	0.1%
29	Indonesia	1	0.1%
30	Bulgaria	1	0.1%
31	Argentina	1	0.1%
32	Cote D'ivoire	1	0.1%
33	Nigeria	1	0.1%