Rank	Countries/Territories	Count	Percent
1	United States	581	39.2%
2	China	342	23.1%
3	Germany	162	10.9%
4	India	73	4.9%
5	Canada	41	2.8%
6	France	25	1.7%
7	Netherlands	23	1.6%
8	Nepal	22	1.5%
9	Trinidad and Tobago	21	1.4%
10	Japan	19	1.3%
11	Australia	14	0.9%
12	Norway	13	0.9%
13	Saudi Arabia	11	0.7%
14	Brazil	11	0.7%
15	Singapore	10	0.7%
16	Turkey	9	0.6%
17	United Kingdom	8	0.5%
18	Poland	7	0.5%
19	Hong Kong	7	0.5%
20	Portugal	6	0.4%
21	Spain	5	0.3%
22	Malaysia	5	0.3%
23	New Zealand	5	0.3%
24	Cyprus	5	0.3%
25	Austria	5	0.3%
26	Belgium	5	0.3%
27	Korea, Republic of	5	0.3%
28	Ireland	4	0.3%
29	Italy	4	0.3%
30	Mexico	4	0.3%
31	Switzerland	4	0.3%
32	Mongolia	3	0.2%
33	Peru	3	0.2%
34	South Africa	3	0.2%
35	Romania	3	0.2%
36	Russia	3	0.2%
37	Sweden	2	0.1%
38	Egypt	2	0.1%
39	Chile	1	0.1%
40	Kyrgyzstan	1	0.1%
41	Iran, Islamic Republic of	1	0.1%
42	Iraq	1	0.1%
43	Greece	1	0.1%
44	Philippines	1	0.1%
45	Ukraine	1	0.1%