Rank	Countries/Territories	Count	Percent
1	United States	424	34.5%
2	China	339	27.6%
3	Germany	116	9.4%
4	United Kingdom	39	3.2%
5	Pakistan	36	2.9%
6	Portugal	33	2.7%
7	India	32	2.6%
8	Australia	30	2.4%
9	Netherlands	30	2.4%
10	France	19	1.5%
11	Japan	18	1.5%
12	Canada	14	1.1%
13	Russia	11	0.9%
14	Denmark	10	0.8%
15	Brazil	8	0.7%
16	Singapore	8	0.7%
17	South Africa	5	0.4%
18	Mauritius	5	0.4%
19	Malaysia	4	0.3%
20	Thailand	4	0.3%
21	Switzerland	3	0.2%
22	Korea, Republic of	3	0.2%
23	Norway	3	0.2%
24	Iran, Islamic Republic of	3	0.2%
25	Costa Rica	3	0.2%
26	Cyprus	3	0.2%
27	Argentina	3	0.2%
28	Algeria	2	0.2%
29	Bangladesh	2	0.2%
30	Chile	2	0.2%
31	Hong Kong	2	0.2%
32	Taiwan	2	0.2%
33	Philippines	2	0.2%
34	Ukraine	1	0.1%
35	Indonesia	1	0.1%
36	Ghana	1	0.1%
37	Belgium	1	0.1%
38	Ireland	1	0.1%
39	Kenya	1	0.1%
40	Mexico	1	0.1%
41	Mongolia	1	0.1%
42	Morocco	1	0.1%
43	Sri Lanka	1	0.1%