Rank	Countries/Territories	Count	Percent
1	United States	595	38.7%
2	China	594	38.6%
3	Germany	113	7.3%
4	India	33	2.1%
5	Canada	24	1.6%
6	Japan	21	1.4%
7	Australia	11	0.7%
8	Indonesia	11	0.7%
9	Taiwan	9	0.6%
10	Korea, Republic of	8	0.5%
11	Nepal	8	0.5%
12	Netherlands	8	0.5%
13	Cyprus	8	0.5%
14	Ecuador	7	0.5%
15	France	7	0.5%
16	Singapore	7	0.5%
17	South Africa	6	0.4%
18	Tunisia	6	0.4%
19	Russia	5	0.3%
20	Iran, Islamic Republic of	5	0.3%
21	Ireland	4	0.3%
22	Spain	4	0.3%
23	United Arab Emirates	4	0.3%
24	Ukraine	3	0.2%
25	Turkey	3	0.2%
26	Malaysia	3	0.2%
27	Moldova, Republic of	3	0.2%
28	Macao	2	0.1%
29	Saudi Arabia	2	0.1%
30	Pakistan	2	0.1%
31	Uganda	2	0.1%
32	Greece	2	0.1%
33	Bangladesh	2	0.1%
34	Argentina	2	0.1%
35	United Kingdom	2	0.1%
36	Zimbabwe	2	0.1%
37	Brazil	1	0.1%
38	Denmark	1	0.1%
39	Colombia	1	0.1%
40	Hong Kong	1	0.1%
41	Italy	1	0.1%
42	Thailand	1	0.1%
43	Trinidad and Tobago	1	0.1%
44	Sweden	1	0.1%
45	Switzerland	1	0.1%
46	Mongolia	1	0.1%