Rank	Countries/Territories	Count	Percent
1	United States	453	41.5%
2	China	212	19.4%
3	Germany	66	6%
4	United Kingdom	50	4.6%
5	India	37	3.4%
6		30	2.7%
7	Taiwan	20	1.8%
8	Canada	18	1.6%
9	Japan	18	1.6%
10	France	15	1.4%
11	Netherlands	14	1.3%
12	Korea, Republic of	12	1.1%
13	Spain	12	1.1%
14	Belgium	10	0.9%
15	Colombia	10	0.9%
16	Malaysia	9	0.8%
17	Greece	8	0.7%
18	Russia	8	0.7%
19	Hong Kong	7	0.6%
20	Australia	6	0.5%
21	Portugal	6	0.5%
22	Sweden	5	0.5%
23	Slovenia	5	0.5%
24	Indonesia	5	0.5%
25	Ireland	4	0.4%
26	Chile	4	0.4%
27	Denmark	4	0.4%
28	Italy	4	0.4%
29	Saudi Arabia	3	0.3%
30	Singapore	3	0.3%
31	Cyprus	3	0.3%
32	Israel	3	0.3%
33	Norway	3	0.3%
34	Pakistan	2	0.2%
35	Philippines	2	0.2%
36	Poland	2	0.2%
37	Morocco	2	0.2%
38	Bangladesh	2	0.2%
39	Brazil	2	0.2%
40	South Africa	2	0.2%
41	Turkey	2	0.2%
42	Ukraine	1	0.1%
43	Bulgaria	1	0.1%
44	Austria	1	0.1%
45	Argentina	1	0.1%
46	Hungary	1	0.1%
47	Iran, Islamic Republic of	1	0.1%
48	Gabon	1	0.1%
49	Nigeria	1	0.1%