| Basic and diluted earnings loss per share |
The calculation of basic and diluted earnings per share for each of the three years ended December 31 was as follows:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Year ended December 31, |
(dollar amounts in thousands, except per share amounts) |
2015 |
|
2014 |
|
2013 |
Basic earnings per common share: |
|
|
|
|
|
Net income |
$ |
692,957 |
|
|
$ |
632,392 |
|
|
$ |
641,282 |
|
Preferred stock dividends |
(31,873 |
) |
|
(31,854 |
) |
|
(31,869 |
) |
Net income available to common shareholders |
$ |
661,084 |
|
|
$ |
600,538 |
|
|
$ |
609,413 |
|
Average common shares issued and outstanding |
803,412 |
|
|
819,917 |
|
|
834,205 |
|
Basic earnings per common share: |
$ |
0.82 |
|
|
$ |
0.73 |
|
|
$ |
0.73 |
|
Diluted earnings per common share |
|
|
|
|
|
Net income available to common shareholders |
$ |
661,084 |
|
|
$ |
600,538 |
|
|
$ |
609,413 |
|
Effect of assumed preferred stock conversion |
— |
|
|
— |
|
|
— |
|
Net income applicable to diluted earnings per share |
$ |
661,084 |
|
|
$ |
600,538 |
|
|
$ |
609,413 |
|
Average common shares issued and outstanding |
803,412 |
|
|
819,917 |
|
|
834,205 |
|
Dilutive potential common shares: |
|
|
|
|
|
Stock options and restricted stock units and awards |
11,633 |
|
|
11,421 |
|
|
8,418 |
|
Shares held in deferred compensation plans |
1,912 |
|
|
1,420 |
|
|
1,351 |
|
Other |
172 |
|
|
323 |
|
|
— |
|
Dilutive potential common shares: |
13,717 |
|
|
13,164 |
|
|
9,769 |
|
Total diluted average common shares issued and outstanding |
817,129 |
|
|
833,081 |
|
|
843,974 |
|
Diluted earnings per common share |
$ |
0.81 |
|
|
$ |
0.72 |
|
|
$ |
0.72 |
|
|