Rank	Countries/Territories	Count	Percent
1	United States	476	30.2%
2	China	436	27.7%
3	Japan	86	5.5%
4	Canada	78	5%
5	India	62	3.9%
6	Germany	61	3.9%
7	France	26	1.7%
8	Italy	25	1.6%
9	Taiwan	24	1.5%
10	Sweden	24	1.5%
11	Turkey	22	1.4%
12	United Kingdom	21	1.3%
13	Mexico	21	1.3%
14	Singapore	20	1.3%
15	Australia	18	1.1%
16	Colombia	15	1%
17	Korea, Republic of	14	0.9%
18	Finland	10	0.6%
19	Denmark	9	0.6%
20	Greece	9	0.6%
21	South Africa	9	0.6%
22	Netherlands	8	0.5%
23	Morocco	7	0.4%
24	Cyprus	7	0.4%
25	Brazil	7	0.4%
26	Russia	7	0.4%
27	Panama	6	0.4%
28	Nepal	5	0.3%
29	Indonesia	5	0.3%
30	Spain	5	0.3%
31	Sri Lanka	5	0.3%
32	Pakistan	5	0.3%
33	Chile	4	0.3%
34	Egypt	4	0.3%
35	Hong Kong	3	0.2%
36	Iran, Islamic Republic of	3	0.2%
37	Israel	3	0.2%
38	Portugal	3	0.2%
39	Puerto Rico	3	0.2%
40	Norway	2	0.1%
41	Ireland	2	0.1%
42	Latvia	2	0.1%
43	Ethiopia	2	0.1%
44	Switzerland	2	0.1%
45	Saudi Arabia	1	0.1%
46	Slovakia	1	0.1%
47	Viet Nam	1	0.1%
48	Thailand	1	0.1%
49	Hungary	1	0.1%
50	Algeria	1	0.1%
51	Argentina	1	0.1%
52	Lebanon	1	0.1%
53	Lithuania	1	0.1%