Rank	Countries/Territories	Count	Percent
1	United States	334	41.3%
2	China	209	25.8%
3	Germany	89	11%
4	Canada	22	2.7%
5	United Kingdom	22	2.7%
6	Spain	12	1.5%
7	Singapore	12	1.5%
8	South Africa	10	1.2%
9	India	9	1.1%
10	Australia	8	1%
11	France	7	0.9%
12	Netherlands	7	0.9%
13	United Arab Emirates	6	0.7%
14	Nepal	5	0.6%
15	Japan	5	0.6%
16	Hong Kong	4	0.5%
17	Cyprus	4	0.5%
18	Italy	4	0.5%
19	Russia	3	0.4%
20	Ukraine	3	0.4%
21	Brazil	3	0.4%
22	Denmark	2	0.2%
23	Ethiopia	2	0.2%
24	Colombia	2	0.2%
25	Croatia	2	0.2%
26	Belgium	2	0.2%
27	Chile	2	0.2%
28	Switzerland	2	0.2%
29	Korea, Republic of	2	0.2%
30	Norway	2	0.2%
31	Pakistan	2	0.2%
32	Philippines	2	0.2%
33	Poland	2	0.2%
34	Malaysia	1	0.1%
35	Tanzania, United Republic of	1	0.1%
36	Thailand	1	0.1%
37	Kenya	1	0.1%
38	Indonesia	1	0.1%
39	Ireland	1	0.1%
40	Viet Nam	1	0.1%