Rank	Countries/Territories	Count	Percent
1	United States	596	43%
2	China	288	20.8%
3	Germany	130	9.4%
4	Canada	74	5.3%
5	United Kingdom	47	3.4%
6	France	32	2.3%
7		26	1.9%
8	Korea, Republic of	23	1.7%
9	Singapore	17	1.2%
10	Japan	14	1%
11	Netherlands	14	1%
12	India	13	0.9%
13	Portugal	10	0.7%
14	Poland	8	0.6%
15	Spain	8	0.6%
16	Uganda	7	0.5%
17	South Africa	7	0.5%
18	Australia	7	0.5%
19	Cyprus	7	0.5%
20	Egypt	6	0.4%
21	Pakistan	6	0.4%
22	Hong Kong	5	0.4%
23	Taiwan	5	0.4%
24	Iran, Islamic Republic of	4	0.3%
25	Iraq	3	0.2%
26	Ireland	3	0.2%
27	Brazil	3	0.2%
28	Russia	3	0.2%
29	Malaysia	3	0.2%
30	Nigeria	2	0.1%
31	Norway	2	0.1%
32	Macao	2	0.1%
33	Saudi Arabia	2	0.1%
34	Indonesia	2	0.1%
35	Bangladesh	2	0.1%
36	Belgium	1	0.1%
37	Argentina	1	0.1%
38	Finland	1	0.1%
39	Romania	1	0.1%
40	Mongolia	1	0.1%
41	Ukraine	1	0.1%