($ in millions)

2011

2010

2009

Real estate activities

$            (38)

$            (34)

$            (34)

Impairments (Note 9)

                58

                  3

                42

Net gains from sale of real estate

                (6)

                (8)

                (2)

Other

                  7

                11

                (1)

Total expense/(income)

$             21

$            (28)

$                5