Rank	Countries/Territories	Count	Percent
1	United States	451	39.1%
2	China	279	24.2%
3	Germany	98	8.5%
4	United Kingdom	55	4.8%
5	Canada	29	2.5%
6	Netherlands	29	2.5%
7	India	28	2.4%
8	Russia	27	2.3%
9	France	24	2.1%
10	Australia	19	1.6%
11	Japan	14	1.2%
12	Korea, Republic of	13	1.1%
13	Ireland	9	0.8%
14	Brazil	9	0.8%
15	Singapore	8	0.7%
16	Cyprus	6	0.5%
17	Egypt	5	0.4%
18	Saudi Arabia	5	0.4%
19	Malaysia	5	0.4%
20	Serbia	4	0.3%
21	Ukraine	3	0.3%
22	Spain	3	0.3%
23	Greece	3	0.3%
24	Guatemala	3	0.3%
25	Hungary	2	0.2%
26	Israel	2	0.2%
27	Argentina	2	0.2%
28	Austria	2	0.2%
29	Nepal	2	0.2%
30	Norway	2	0.2%
31	Portugal	2	0.2%
32	Qatar	2	0.2%
33	Romania	1	0.1%
34	Pakistan	1	0.1%
35	Mexico	1	0.1%
36	New Zealand	1	0.1%
37	Nigeria	1	0.1%
38	Taiwan	1	0.1%
39	Tunisia	1	0.1%
40	Belgium	1	0.1%
41	Latvia	1	0.1%