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Real-time Election Results: Portugal 2019 Data Set
Download: Data Folder, Data Set Description

Abstract: Data set of the real-time election results of the 2019 Portuguese Parliamentary Election.

Data Set Characteristics:  

Multivariate, Time-Series, Text

Number of Instances:




Attribute Characteristics:

Integer, Real

Number of Attributes:


Date Donated


Associated Tasks:


Missing Values?


Number of Web Hits:



Nuno Moniz
LIAAD - INESC Tec; Sciences College, University of Porto
Email: nmmoniz '@'

Data Set Information:

A data set describing the evolution of results in the Portuguese Parliamentary Elections of October 6th 2019.
The data spans a time interval of 4 hours and 25 minutes, in intervals of 5 minutes, concerning the results of the 27 parties involved in the electoral event.
The data set is tailored for predictive modelling tasks, mostly focused on numerical forecasting tasks.
Regardless, it allows for other tasks such as ordinal regression or learn-to-rankProvide a short description of your data set (less than 200 characters).

Additional (and updated) information may be found in [Web Link] :
- Raw data sets
- R code to build the final data set
- Basic operations to build predictive modelling tasks using this data set

Attribute Information:

TimeElapsed (Numeric): Time (minutes) passed since the first data acquisition
time (timestamp): Date and time of the data acquisition
territoryName (string): Short name of the location (district or nation-wide)
totalMandates (numeric): MP's elected at the moment
availableMandates (numeric): MP's left to elect at the moment
numParishes (numeric): Total number of parishes in this location
numParishesApproved (numeric): Number of parishes approved in this location
blankVotes (numeric): Number of blank votes
blankVotesPercentage (numeric): Percentage of blank votes
nullVotes (numeric): Number of null votes
nullVotesPercentage (numeric): Percentage of null votes
votersPercentage (numeric): Percentage of voters
subscribedVoters (numeric): Number of subscribed voters in the location
totalVoters (numeric): Percentage of blank votes
pre.blankVotes (numeric): Number of blank votes (previous election)
pre.blankVotesPercentage (numeric): Percentage of blank votes (previous election)
pre.nullVotes (numeric): Number of null votes (previous election)
pre.nullVotesPercentage (numeric): Percentage of null votes (previous election)
pre.votersPercentage (numeric): Percentage of voters (previous election)
pre.subscribedVoters (numeric): Number of subscribed voters in the location (previous election)
pre.totalVoters (numeric): Percentage of blank votes (previous election)
Party (string): Political Party
Mandates (numeric): MP's elected at the moment for the party in a given district
Percentage (numeric): Percentage of votes in a party
validVotesPercentage (numeric): Percentage of valid votes in a party
Votes (numeric): Percentage of party votes
Hondt (numeric): Number of MP's according to the distribution of votes now
FinalMandates (numeric): Target: final number of elected MP's in a district/national-level

Relevant Papers:

Nuno Moniz (2019) Real-time 2019 Portuguese Parliament Election Results Dataset. arXiv

Code + Data in [Web Link]

Citation Request:

Nuno Moniz (2019) Real-time 2019 Portuguese Parliament Election Results Dataset. arXiv

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