|
E-reader |
Tablet computer |
Desktop/laptop computer |
1/13/2008 |
|
|
74% |
4/19/2009 |
2% |
|
|
9/14/2009 |
3% |
|
|
5/30/2010 |
4% |
3% |
|
6/20/2010 |
|
|
78% |
9/13/2010 |
5% |
4% |
|
11/24/2010 |
6% |
5% |
|
5/22/2011 |
12% |
8% |
|
8/26/2011 |
9% |
10% |
|
12/21/2011 |
10% |
10% |
75% |
1/8/2012 |
18% |
20% |
|
1/15/2012 |
19% |
19% |
78% |
2/19/2012 |
14% |
14% |
|
4/3/2012 |
18% |
18% |
|
8/5/2012 |
19% |
21% |
|
8/7/2012 |
|
25% |
|
11/10/2012 |
19% |
24% |
77% |
12/16/2012 |
|
29% |
|
1/6/2013 |
26% |
31% |
|
5/19/2013 |
24% |
34% |
|
9/30/2013 |
24% |
34% |
|
4/12/2015 |
19% |
45% |
73% |
4/4/2016 |
17% |
48% |
74% |
11/6/2016 |
22% |
51% |
78% |
1/10/2018 |
|
53% |
73% |
2/7/2019 |
|
52% |
74% |
2/8/2021 |
|
53% |
77% |