Task: Table-QA (source dataset: FinQA)

Task: 
You are given a table containing structured data and a natural language question referring to the table. Your goal is to analyze the table and provide an accurate and concise answer based on the given data.

Instructions:
1. Understand the Table: Examine the structure, headers, and data in the table. Identify relevant columns and rows related to the question.
2. Interpret the Question: Determine whether the question requires direct retrieval, aggregation, comparison, sorting, filtering, or inference.
3. Extract the Answer: Use logical reasoning and numerical operations (if necessary) to derive the correct response from the table.
4. Format the Answer: No explanation, return the answer in a structured JSON format: {"answer": <answer>}. If the question cannot be answered due to missing or ambiguous data, return a JSON response with {"answer": null}.

Table:
| $ in millions         | as of december 2012   | as of december 2011   |
|:----------------------|:----------------------|:----------------------|
| tier 1 capital        | $ 20704               | $ 19251               |
| tier 2 capital        | $ 39                  | $ 6                   |
| total capital         | $ 20743               | $ 19257               |
| risk-weighted assets  | $ 109669              | $ 112824              |
| tier 1 capital ratio  | 18.9% ( 18.9 % )      | 17.1% ( 17.1 % )      |
| total capital ratio   | 18.9% ( 18.9 % )      | 17.1% ( 17.1 % )      |
| tier 1 leverage ratio | 17.6% ( 17.6 % )      | 18.5% ( 18.5 % )      |

Question:
what was the change in risk-weighted assets in millions at gs bank usa between 2011 and 2012?


pre_text: notes to consolidated financial statements bank subsidiaries gs bank usa , an fdic-insured , new york state-chartered bank and a member of the federal reserve system , is supervised and regulated by the federal reserve board , the fdic , the new york state department of financial services and the consumer financial protection bureau , and is subject to minimum capital requirements ( described below ) that are calculated in a manner similar to those applicable to bank holding companies .
gs bank usa computes its capital ratios in accordance with the regulatory capital requirements currently applicable to state member banks , which are based on basel 1 as implemented by the federal reserve board , for purposes of assessing the adequacy of its capital .
under the regulatory framework for prompt corrective action that is applicable to gs bank usa , in order to be considered a 201cwell-capitalized 201d depository institution , gs bank usa must maintain a tier 1 capital ratio of at least 6% ( 6 % ) , a total capital ratio of at least 10% ( 10 % ) and a tier 1 leverage ratio of at least 5% ( 5 % ) .
gs bank usa has agreed with the federal reserve board to maintain minimum capital ratios in excess of these 201cwell- capitalized 201d levels .
accordingly , for a period of time , gs bank usa is expected to maintain a tier 1 capital ratio of at least 8% ( 8 % ) , a total capital ratio of at least 11% ( 11 % ) and a tier 1 leverage ratio of at least 6% ( 6 % ) .
as noted in the table below , gs bank usa was in compliance with these minimum capital requirements as of december 2012 and december 2011 .
the table below presents information regarding gs bank usa 2019s regulatory capital ratios under basel 1 as implemented by the federal reserve board. .
post_text: effective january 1 , 2013 , gs bank usa implemented the revised market risk regulatory framework outlined above .
these changes resulted in increased regulatory capital requirements for market risk , and will be reflected in all of gs bank usa 2019s basel-based capital ratios for periods beginning on or after january 1 , 2013 .
gs bank usa is also currently working to implement the basel 2 framework , as implemented by the federal reserve board .
gs bank usa will adopt basel 2 once approved to do so by regulators .
in addition , the capital requirements for gs bank usa are expected to be impacted by the june 2012 proposed modifications to the agencies 2019 capital adequacy regulations outlined above , including the requirements of a floor to the advanced risk-based capital ratios .
if enacted as proposed , these proposals would also change the regulatory framework for prompt corrective action that is applicable to gs bank usa by , among other things , introducing a common equity tier 1 ratio requirement , increasing the minimum tier 1 capital ratio requirement and introducing a supplementary leverage ratio as a component of the prompt corrective action analysis .
gs bank usa will also be impacted by aspects of the dodd-frank act , including new stress tests .
the deposits of gs bank usa are insured by the fdic to the extent provided by law .
the federal reserve board requires depository institutions to maintain cash reserves with a federal reserve bank .
the amount deposited by the firm 2019s depository institution held at the federal reserve bank was approximately $ 58.67 billion and $ 40.06 billion as of december 2012 and december 2011 , respectively , which exceeded required reserve amounts by $ 58.59 billion and $ 39.51 billion as of december 2012 and december 2011 , respectively .
transactions between gs bank usa and its subsidiaries and group inc .
and its subsidiaries and affiliates ( other than , generally , subsidiaries of gs bank usa ) are regulated by the federal reserve board .
these regulations generally limit the types and amounts of transactions ( including credit extensions from gs bank usa ) that may take place and generally require those transactions to be on market terms or better to gs bank usa .
the firm 2019s principal non-u.s .
bank subsidiaries include gsib , a wholly-owned credit institution , regulated by the fsa , and gs bank europe , a wholly-owned credit institution , regulated by the central bank of ireland , which are both subject to minimum capital requirements .
as of december 2012 and december 2011 , gsib and gs bank europe were both in compliance with all regulatory capital requirements .
on january 18 , 2013 , gs bank europe surrendered its banking license to the central bank of ireland after transferring its deposits to gsib .
goldman sachs 2012 annual report 187 .
label: -3155
qa: answer: -3155
ann_table_rows: 4
steps: op: minus1-1
arg1: 109669
arg2: 112824
res: -3155
program: subtract(109669, 112824)
gold_inds: table_4: $ in millions the risk-weighted assets of as of december 2012 is $ 109669 ; the risk-weighted assets of as of december 2011 is $ 112824 ;
exe_ans: -3155
tfidftopn: table_2: $ in millions The tier 2 capital of as of december 2012 is $ 39 ; The tier 2 capital of as of december 2011 is $ 6 ;
text_5: as noted in the table below , gs bank usa was in compliance with these minimum capital requirements as of december 2012 and december 2011 .
program_re: subtract(109669, 112824)
model_input: text_6
the table below presents information regarding gs bank usa 2019s regulatory capital ratios under basel 1 as implemented by the federal reserve board. .
table_4
$ in millions the risk-weighted assets of as of december 2012 is $ 109669 ; the risk-weighted assets of as of december 2011 is $ 112824 ;
text_16
the amount deposited by the firm 2019s depository institution held at the federal reserve bank was approximately $ 58.67 billion and $ 40.06 billion as of december 2012 and december 2011 , respectively , which exceeded required reserve amounts by $ 58.59 billion and $ 39.51 billion as of december 2012 and december 2011 , respectively .