12 .brokerage receivables and brokerage payables citi has receivables and payables for financial instruments sold to and purchased from brokers , dealers and customers , which arise in the ordinary course of business .citi is exposed to risk of loss from the inability of brokers , dealers or customers to pay for purchases or to deliver the financial instruments sold , in which case citi would have to sell or purchase the financial instruments at prevailing market prices .credit risk is reduced to the extent that an exchange or clearing organization acts as a counterparty to the transaction and replaces the broker , dealer or customer in question .citi seeks to protect itself from the risks associated with customer activities by requiring customers to maintain margin collateral in compliance with regulatory and internal guidelines .margin levels are monitored daily , and customers deposit additional collateral as required .where customers cannot meet collateral requirements , citi may liquidate sufficient underlying financial instruments to bring the customer into compliance with the required margin level .exposure to credit risk is impacted by market volatility , which may impair the ability of clients to satisfy their obligations to citi .credit limits are established and closely monitored for customers and for brokers and dealers engaged in forwards , futures and other transactions deemed to be credit sensitive .brokerage receivables and brokerage payables consisted of the following: . in millions of dollars                                      | december 31 , 2017 | december 31 , 2016
receivables from customers                                  | $ 19215            | $ 10374           
receivables from brokers dealers and clearing organizations | 19169              | 18513             
total brokerage receivables ( 1 )                           | $ 38384            | $ 28887           
payables to customers                                       | $ 38741            | $ 37237           
payables to brokers dealers and clearing organizations      | 22601              | 19915             
total brokerage payables ( 1 )                              | $ 61342            | $ 57152            payables to brokers , dealers and clearing organizations 22601 19915 total brokerage payables ( 1 ) $ 61342 $ 57152 ( 1 ) includes brokerage receivables and payables recorded by citi broker- dealer entities that are accounted for in accordance with the aicpa accounting guide for brokers and dealers in securities as codified in asc 940-320. .
Question: what were the total brokerage payables in 2017?
Steps: Ask for number 61342
Answer: 61342.0
Question: and what were they in 2016?

Read the following texts and table with financial data from an S&P 500 earnings report carefully.Based on the question-answer history (if provided), answer the last question. The answer may require mathematical calculation based on the data provided.
12 .brokerage receivables and brokerage payables citi has receivables and payables for financial instruments sold to and purchased from brokers , dealers and customers , which arise in the ordinary course of business .citi is exposed to risk of loss from the inability of brokers , dealers or customers to pay for purchases or to deliver the financial instruments sold , in which case citi would have to sell or purchase the financial instruments at prevailing market prices .credit risk is reduced to the extent that an exchange or clearing organization acts as a counterparty to the transaction and replaces the broker , dealer or customer in question .citi seeks to protect itself from the risks associated with customer activities by requiring customers to maintain margin collateral in compliance with regulatory and internal guidelines .margin levels are monitored daily , and customers deposit additional collateral as required .where customers cannot meet collateral requirements , citi may liquidate sufficient underlying financial instruments to bring the customer into compliance with the required margin level .exposure to credit risk is impacted by market volatility , which may impair the ability of clients to satisfy their obligations to citi .credit limits are established and closely monitored for customers and for brokers and dealers engaged in forwards , futures and other transactions deemed to be credit sensitive .brokerage receivables and brokerage payables consisted of the following: . in millions of dollars                                      | december 31 , 2017 | december 31 , 2016
receivables from customers                                  | $ 19215            | $ 10374           
receivables from brokers dealers and clearing organizations | 19169              | 18513             
total brokerage receivables ( 1 )                           | $ 38384            | $ 28887           
payables to customers                                       | $ 38741            | $ 37237           
payables to brokers dealers and clearing organizations      | 22601              | 19915             
total brokerage payables ( 1 )                              | $ 61342            | $ 57152            payables to brokers , dealers and clearing organizations 22601 19915 total brokerage payables ( 1 ) $ 61342 $ 57152 ( 1 ) includes brokerage receivables and payables recorded by citi broker- dealer entities that are accounted for in accordance with the aicpa accounting guide for brokers and dealers in securities as codified in asc 940-320. .
Question: what were the total brokerage payables in 2017?
Steps: Ask for number 61342
Answer: 61342.0
Question: and what were they in 2016?
