Rank	Countries/Territories	Count	Percent
1	United States	310	33.5%
2	China	162	17.5%
3	Germany	135	14.6%
4	United Kingdom	40	4.3%
5	Australia	30	3.2%
6	France	28	3%
7	Canada	24	2.6%
8	India	16	1.7%
9	Netherlands	16	1.7%
10	Russia	16	1.7%
11	Spain	11	1.2%
12	Ireland	11	1.2%
13	Korea, Republic of	10	1.1%
14	Colombia	10	1.1%
15	Turkey	10	1.1%
16	Japan	9	1%
17	Finland	7	0.8%
18	Hong Kong	6	0.6%
19	Mexico	5	0.5%
20	Bangladesh	5	0.5%
21	Brazil	4	0.4%
22	Cyprus	4	0.4%
23	Poland	4	0.4%
24	Indonesia	4	0.4%
25	Israel	4	0.4%
26	Switzerland	4	0.4%
27	Singapore	4	0.4%
28	Ukraine	3	0.3%
29	Italy	3	0.3%
30	Denmark	3	0.3%
31	Greece	2	0.2%
32	Algeria	2	0.2%
33	Iran, Islamic Republic of	2	0.2%
34	Portugal	2	0.2%
35	Romania	2	0.2%
36	New Zealand	2	0.2%
37	Oman	2	0.2%
38	Taiwan	2	0.2%
39	South Africa	1	0.1%
40	Yemen	1	0.1%
41	Pakistan	1	0.1%
42	Philippines	1	0.1%
43	Hungary	1	0.1%
44	Jordan	1	0.1%
45	Argentina	1	0.1%
46	Austria	1	0.1%
47	Belgium	1	0.1%
48	Chile	1	0.1%