Financial report context:
management 2019s discussion and analysis net interest income 2012 versus 2011 . net interest income on the consolidated statements of earnings was $ 3.88 billion for 2012 , 25% ( 25 % ) lower than 2011 . the decrease compared with 2011 was primarily due to lower average yields on financial instruments owned , at fair value , and collateralized agreements . 2011 versus 2010 . net interest income on the consolidated statements of earnings was $ 5.19 billion for 2011 , 6% ( 6 % ) lower than 2010 . the decrease compared with 2010 was primarily due to higher interest expense related to our long-term borrowings and higher dividend expense related to financial instruments sold , but not yet purchased , partially offset by an increase in interest income from higher yielding collateralized agreements . operating expenses our operating expenses are primarily influenced by compensation , headcount and levels of business activity . compensation and benefits includes salaries , discretionary compensation , amortization of equity awards and other items such as benefits . discretionary compensation is significantly impacted by , among other factors , the level of net revenues , overall financial performance , prevailing labor markets , business mix , the structure of our share-based compensation programs and the external environment . in the context of more difficult economic and financial conditions , the firm launched an initiative during the second quarter of 2011 to identify areas where we can operate more efficiently and reduce our operating expenses . during 2012 and 2011 , we announced targeted annual run rate compensation and non-compensation reductions of approximately $ 1.9 billion in aggregate . the table below presents our operating expenses and total staff. .

Financial table:
$ in millions: compensation and benefits; year ended december 2012: $ 12944; year ended december 2011: $ 12223; year ended december 2010: $ 15376
$ in millions: u.k . bank payrolltax; year ended december 2012: 2014; year ended december 2011: 2014; year ended december 2010: 465
$ in millions: brokerage clearing exchange anddistribution fees; year ended december 2012: 2208; year ended december 2011: 2463; year ended december 2010: 2281
$ in millions: market development; year ended december 2012: 509; year ended december 2011: 640; year ended december 2010: 530
$ in millions: communications and technology; year ended december 2012: 782; year ended december 2011: 828; year ended december 2010: 758
$ in millions: depreciation and amortization; year ended december 2012: 1738; year ended december 2011: 1865; year ended december 2010: 1889
$ in millions: occupancy; year ended december 2012: 875; year ended december 2011: 1030; year ended december 2010: 1086
$ in millions: professional fees; year ended december 2012: 867; year ended december 2011: 992; year ended december 2010: 927
$ in millions: insurance reserves1; year ended december 2012: 598; year ended december 2011: 529; year ended december 2010: 398
$ in millions: other expenses; year ended december 2012: 2435; year ended december 2011: 2072; year ended december 2010: 2559
$ in millions: total non-compensation expenses; year ended december 2012: 10012; year ended december 2011: 10419; year ended december 2010: 10428
$ in millions: total operating expenses; year ended december 2012: $ 22956; year ended december 2011: $ 22642; year ended december 2010: $ 26269
$ in millions: total staff atperiod-end2; year ended december 2012: 32400; year ended december 2011: 33300; year ended december 2010: 35700

Additional report context:
total staff at period-end 2 32400 33300 35700 1 . related revenues are included in 201cmarket making 201d on the consolidated statements of earnings . 2 . includes employees , consultants and temporary staff . 48 goldman sachs 2012 annual report .

Question: what is the percentage change in the number of staff in 2012?
Answer: -2.7%