Rank	Countries/Territories	Count	Percent
1	United States	503	39.1%
2	China	287	22.3%
3	Germany	109	8.5%
4	India	88	6.8%
5	France	45	3.5%
6	Sweden	27	2.1%
7	Japan	19	1.5%
8	Ireland	16	1.2%
9	Norway	16	1.2%
10	Canada	12	0.9%
11	Netherlands	11	0.9%
12	United Kingdom	11	0.9%
13	Taiwan	10	0.8%
14	Korea, Republic of	10	0.8%
15	Australia	9	0.7%
16	Denmark	9	0.7%
17	Mexico	9	0.7%
18	South Africa	9	0.7%
19	Nepal	8	0.6%
20	Argentina	8	0.6%
21	Spain	7	0.5%
22	Thailand	6	0.5%
23	Portugal	5	0.4%
24	Colombia	5	0.4%
25	Cyprus	5	0.4%
26	Brazil	4	0.3%
27	Indonesia	4	0.3%
28	Russia	4	0.3%
29	Singapore	4	0.3%
30	Mauritius	4	0.3%
31	Malaysia	3	0.2%
32	Italy	2	0.2%
33	Jamaica	2	0.2%
34	Iran, Islamic Republic of	2	0.2%
35	Hong Kong	2	0.2%
36	Bulgaria	2	0.2%
37	New Zealand	2	0.2%
38	Pakistan	2	0.2%
39	Philippines	2	0.2%
40	Slovenia	1	0.1%
41	Switzerland	1	0.1%
42	Egypt	1	0.1%
43	Ethiopia	1	0.1%