{"pre_text": ["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. ."], "post_text": ["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 ."], "table": [["$ in millions", "year ended december 2012", "year ended december 2011", "year ended december 2010"], ["compensation and benefits", "$ 12944", "$ 12223", "$ 15376"], ["u.k . bank payrolltax", "2014", "2014", "465"], ["brokerage clearing exchange anddistribution fees", "2208", "2463", "2281"], ["market development", "509", "640", "530"], ["communications and technology", "782", "828", "758"], ["depreciation and amortization", "1738", "1865", "1889"], ["occupancy", "875", "1030", "1086"], ["professional fees", "867", "992", "927"], ["insurance reserves1", "598", "529", "398"], ["other expenses", "2435", "2072", "2559"], ["total non-compensation expenses", "10012", "10419", "10428"], ["total operating expenses", "$ 22956", "$ 22642", "$ 26269"], ["total staff atperiod-end2", "32400", "33300", "35700"]], "table_ori": [["", "Year Ended December"], ["<i>$ in millions</i>", "2012", "2011", "2010"], ["Compensation and benefits", "$12,944", "$12,223", "$15,376"], ["U.K. bank payrolltax", "—", "—", "465"], ["Brokerage, clearing, exchange anddistribution fees", "2,208", "2,463", "2,281"], ["Market development", "509", "640", "530"], ["Communications and technology", "782", "828", "758"], ["Depreciation and amortization", "1,738", "1,865", "1,889"], ["Occupancy", "875", "1,030", "1,086"], ["Professional fees", "867", "992", "927"], ["Insurance reserves<sup>1</sup>", "598", "529", "398"], ["Other expenses", "2,435", "2,072", "2,559"], ["Total non-compensation expenses", "10,012", "10,419", "10,428"], ["Total operating expenses", "$22,956", "$22,642", "$26,269"], ["Total staff atperiod-end<sup>2</sup>", "32,400", "33,300", "35,700"]]}

Question: what is the percentage change in the number of staff in 2012?
Evidence:
table_13: $ in millions the total staff atperiod-end2 of year ended december 2012 is 32400 ; the total staff atperiod-end2 of year ended december 2011 is 33300 ; the total staff atperiod-end2 of year ended december 2010 is 35700 ;
Program: subtract(32400, 33300), divide(#0, 33300)
Answer:
str_answer: -2.7%
exe_answer: -0.02703