Rank	Countries/Territories	Count	Percent
1	United States	560	41.6%
2	China	192	14.3%
3	Germany	100	7.4%
4	India	74	5.5%
5	United Kingdom	64	4.8%
6	Canada	61	4.5%
7	Australia	56	4.2%
8	Finland	31	2.3%
9	Taiwan	30	2.2%
10	France	27	2%
11	Norway	21	1.6%
12	Singapore	15	1.1%
13	Netherlands	14	1%
14	Japan	13	1%
15	Mexico	9	0.7%
16	Indonesia	9	0.7%
17	South Africa	7	0.5%
18	Portugal	7	0.5%
19	Korea, Republic of	5	0.4%
20	Ireland	5	0.4%
21	Italy	4	0.3%
22	Spain	4	0.3%
23	Russia	4	0.3%
24	Romania	3	0.2%
25	Viet Nam	3	0.2%
26	Poland	3	0.2%
27	Hong Kong	3	0.2%
28	Bangladesh	2	0.1%
29	Cyprus	2	0.1%
30	Pakistan	2	0.1%
31	Philippines	2	0.1%
32	Sri Lanka	2	0.1%
33	Sweden	2	0.1%
34	Tanzania, United Republic of	2	0.1%
35	Turkey	2	0.1%
36	United Arab Emirates	1	0.1%
37	New Zealand	1	0.1%
38	Denmark	1	0.1%
39	Chile	1	0.1%
40	Bulgaria	1	0.1%
41	Austria	1	0.1%