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fetch

Request data from FRED data servers

Description

example

d = fetch(c,series) returns FRED® data using the FRED connection c and the specified FRED series.

example

d = fetch(c,series,date) returns FRED data for a specific date.

example

d = fetch(c,series,startdate,enddate) returns FRED data for the date range from startdate through enddate.

Examples

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Connect to the FRED® data server using the URL 'https://fred.stlouisfed.org/'.

url = 'https://fred.stlouisfed.org/';
c = fred(url);

Fetch all available daily foreign exchange rates between the US dollar and the Euro using the series 'DEXUSEU'.

series = 'DEXUSEU';
d = fetch(c,series)
d = 

  struct with fields:

                 Title: ' U.S. / Euro Foreign Exchange Rate'
              SeriesID: ' DEXUSEU'
                Source: ' Board of Governors of the Federal Reserve System (US)'
               Release: ' H.10 Foreign Exchange Rates'
    SeasonalAdjustment: ' Not Seasonally Adjusted'
             Frequency: ' Daily'
                 Units: ' U.S. Dollars to One Euro'
             DateRange: ' 1999-01-04 to 2017-02-03'
           LastUpdated: ' 2017-02-06 3:52 PM CST'
                 Notes: ' Noon buying rates in New York City for cable transfers payable in foreign currencies.'
                  Data: [4720×2 double]

d.Data is an N-by-2 double array that contains dates in the first column and the series values in the second column.

Close the FRED® connection.

close(c)

Connect to the FRED® data server using the URL 'https://fred.stlouisfed.org/'.

url = 'https://fred.stlouisfed.org/';
c = fred(url);

Adjust the display data format for currency.

format bank

Fetch data for a day three months ago using the series 'DTB6'.

series = 'DTB6';
date = floor(now)-90;
d = fetch(c,series,date)
d = 

  struct with fields:

                 Title: ' 6-Month Treasury Bill: Secondary Market Rate'
              SeriesID: ' DTB6'
                Source: ' Board of Governors of the Federal Reserve System (US)'
               Release: ' H.15 Selected Interest Rates'
    SeasonalAdjustment: ' Not Seasonally Adjusted'
             Frequency: ' Daily'
                 Units: ' Percent'
             DateRange: ' 1958-12-09 to 2017-02-06'
           LastUpdated: ' 2017-02-07 3:51 PM CST'
                 Notes: ' Discount Basis'
                  Data: [736644.00 0.58]

d.Data is an N-by-2 double array that contains the date in the first column and the series value in the second column.

Close the FRED® connection.

close(c)

Connect to the FRED® data server using the URL 'https://fred.stlouisfed.org/'.

url = 'https://fred.stlouisfed.org/';
c = fred(url);

Adjust the display data format for currency.

format bank

Retrieve historical data for the US / Euro Foreign Exchange Rate series.

series = 'DEXUSEU';

Fetch five months of data from January 1, 2007 through June 1, 2007.

startdate = '01/01/2007';
enddate = '06/01/2007';
d = fetch(c,series,startdate,enddate)
d = 

  struct with fields:

                 Title: ' U.S. / Euro Foreign Exchange Rate'
              SeriesID: ' DEXUSEU'
                Source: ' Board of Governors of the Federal Reserve System (US)'
               Release: ' H.10 Foreign Exchange Rates'
    SeasonalAdjustment: ' Not Seasonally Adjusted'
             Frequency: ' Daily'
                 Units: ' U.S. Dollars to One Euro'
             DateRange: ' 1999-01-04 to 2017-02-03'
           LastUpdated: ' 2017-02-06 3:52 PM CST'
                 Notes: ' Noon buying rates in New York City for cable transfers payable in foreign currencies.'
                  Data: [110×2 double]

d.Data is an N-by-2 double array that contains dates in the first column and the series values in the second column.

Close the FRED® connection.

close(c)

Connect to the FRED data server using the URL 'https://fred.stlouisfed.org/'.

url = 'https://fred.stlouisfed.org/';
c = fred(url);

Adjust the display format for currency.

format bank

Set the data return format to table using the DataReturnFormat property of the fred object.

c.DataReturnFormat = 'table';

Fetch all available daily foreign exchange rates between the US dollar and the Euro using the series 'DEXUSEU'. The table d contains one row for the series. Each variable describes a piece of information about the series.

series = 'DEXUSEU';
d = fetch(c,series)
d=1×11 table
                   Title                     SeriesID                              Source                                        Release                    SeasonalAdjustment        Frequency               Units                        DateRange                    LastUpdated                                                    Notes                                                   Data     
    ____________________________________    __________    ________________________________________________________    ______________________________    __________________________    _________    ___________________________    ___________________________    _________________________    ________________________________________________________________________________________    ______________

    ' U.S. / Euro Foreign Exchange Rate'    ' DEXUSEU'    ' Board of Governors of the Federal Reserve System (US)'    ' H.10 Foreign Exchange Rates'    ' Not Seasonally Adjusted'    ' Daily'     ' U.S. Dollars to One Euro'    ' 1999-01-04 to 2018-05-04'    ' 2018-05-07 3:51 PM CDT'    ' Noon buying rates in New York City for cable transfers payable in foreign currencies.'    [5045×2 table]

Access the data in the series from the Data variable.

data = d.Data{1};

Display the first few foreign exchange rates. The first variable in the table is the date and the second variable is the foreign exchange rate. Also, the first variable is an array of MATLAB® date numbers.

head(data)
ans=8×2 table
      Var1       Var2
    _________    ____

    730124.00    1.18
    730125.00    1.18
    730126.00    1.16
    730127.00    1.17
    730128.00    1.16
    730131.00    1.15
    730132.00    1.15
    730133.00    1.17

Close the FRED connection.

close(c)

Connect to the FRED data server using the URL 'https://fred.stlouisfed.org/'.

url = 'https://fred.stlouisfed.org/';
c = fred(url);

Adjust the display format for currency.

format bank

Set the data return format to table using the DataReturnFormat property of the fred object. Also, set the date and time format to datetime array using the DatetimeType property.

c.DataReturnFormat = 'table';
c.DatetimeType = 'datetime';

Fetch all available daily foreign exchange rates between the US dollar and the Euro using the series 'DEXUSEU'. The table d contains one row for the series. Each variable describes a piece of information about the series.

series = 'DEXUSEU';
d = fetch(c,series)
d=1×11 table
                   Title                     SeriesID                              Source                                        Release                    SeasonalAdjustment        Frequency               Units                        DateRange                    LastUpdated                                                    Notes                                                   Data     
    ____________________________________    __________    ________________________________________________________    ______________________________    __________________________    _________    ___________________________    ___________________________    _________________________    ________________________________________________________________________________________    ______________

    ' U.S. / Euro Foreign Exchange Rate'    ' DEXUSEU'    ' Board of Governors of the Federal Reserve System (US)'    ' H.10 Foreign Exchange Rates'    ' Not Seasonally Adjusted'    ' Daily'     ' U.S. Dollars to One Euro'    ' 1999-01-04 to 2018-06-22'    ' 2018-06-25 3:51 PM CDT'    ' Noon buying rates in New York City for cable transfers payable in foreign currencies.'    [5080×2 table]

Access the data in the series from the Data variable.

data = d.Data{1};

Display the first few foreign exchange rates. The first variable in the table is the date and the second variable is the foreign exchange rate. Also, the first variable is a datetime array.

head(data)
ans=8×2 table
            Var1            Var2
    ____________________    ____

    04-Jan-1999 00:00:00    1.18
    05-Jan-1999 00:00:00    1.18
    06-Jan-1999 00:00:00    1.16
    07-Jan-1999 00:00:00    1.17
    08-Jan-1999 00:00:00    1.16
    11-Jan-1999 00:00:00    1.15
    12-Jan-1999 00:00:00    1.15
    13-Jan-1999 00:00:00    1.17

Close the FRED connection.

close(c)

Input Arguments

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FRED connection, specified as a connection object created using fred.

FRED series, specified as a character vector or string scalar.

Example: 'DEXUSEU'

Data Types: char | string

Date, specified as a datetime value, matrix, character vector, or string scalar. For details about the data types, see datenum.

Data Types: double | char | cell | datetime | string

Start date in a date range, specified as a datetime value, matrix, character vector, or string scalar. For details about the data types, see datenum.

Data Types: double | char | cell | datetime | string

End date in a date range, specified as a datetime value, matrix, character vector, or string scalar. For details about the data types, see datenum.

Data Types: double | char | cell | datetime | string

Output Arguments

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FRED data, returned as a structure. For details about FRED data, see https://research.stlouisfed.org/fred2/.

Introduced in R2006b