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Savings Bonds Securities
10/31/1998 — 02/28/2021Updated MonthlyLast Updated 03/16/2021CSV, JSON, XMLData Dictionary
Information on non-marketable savings bonds that have been sold, including their value, interest rates, and average maturities.
Savings Bonds Securities
About This Dataset
Description:
The Savings Bonds Securities dataset details how many non-marketable savings bonds have been sold and their value, reported each month. This dataset also contains information about the interest rates and average maturities of these non-marketable savings bonds.
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Notes & Known Limitations
Non-marketable securities are unable to be sold in secondary markets. Pieces issued, pieces redeemed, and average years to maturity refers only to paper bonds prior to October 2014. Beginning in October 2014, electronic bonds are included in pieces redeemed but not pieces issued or average years to maturity. Amounts sold, amounts outstanding, and amount of interest refer to both paper and electronic bonds.
Preview
API Quick Guide
Check out our more detailed API Documentation.
Endpoint
BASE URL:
https://api.fiscaldata.treasury.gov/services/api/fiscal_service ENDPOINT:
FULL URL:
https://api.fiscaldata.treasury.gov/services/api/fiscal_service/Fields
Refer to About This Dataset above for a data dictionary with field names and descriptions, as well as notes and known limitations.| Field Name | Display Name | Data Type |
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Data Types
All data is returned as a string, including nulls. Refer to the chart above for the intended data type of each field.Parameters
Refer to About This Dataset above for a data dictionary with field names and descriptions as well as notes and known limitationsFields
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- Parameter:
fields= - Definition: The fields parameter allows you to select which field(s) should be included in the response.
- Accepts: The
fields=parameter accepts a comma-separated list of field names (no parentheses). - Required: No, specifying fields is not required to make an API request.
- Default: If desired fields are not specified, all fields will be returned.
- Notes: When a field named passed to the
fields=parameter is not available for the endpoint accessed, an error will occur. Note that omitting fields can result in automatically aggregated and summed data results. For more information, view the full documentation on Aggregation and Sums.
EXAMPLE
?fields=Filters
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- Parameter:
filter= - Definition: Filters are used to view a subset of the data based on specific criteria. For example, you may want to find data that falls within a certain date range, or only show records which contain a value larger than a certain threshold.
- Accepts: The filter parameter
filter=accepts filters from the list below, as well as specified filter criteria. Use a colon at the end of a filter parameter to pass a value or list of values. For lists passed as filter criteria, use a comma-separated list within parentheses. Filter for specific dates using the formatYYYY-MM-DD. - Required: No, filters are not required to make an API request.
- Default: When no filters are provided, the default response will return all fields and all data.
The filter parameter accepts the following filters:
lt= Less thanlte= Less than or equal togt= Greater thangte= Greater than or equal toeq= Equal toin= Contained in a given set
EXAMPLE
?filter=undefined:eq:undefinedhttps://api.fiscaldata.treasury.gov/services/api/fiscal_service/undefined?filter=undefined:eq:undefinedSorting
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- Parameter:
sort= - Definition: The sort parameter allows a user to sort a field in ascending (least to greatest) or descending (greatest to least) order.
- Accepts: The sort parameter
sort=accepts a comma-separated list of field names. - Required: No, sorting is not required to make an API request.
- Default: When no sort parameter is specified, the default is to sort by the first column listed. Most API endpoints are thus sorted by date in ascending order (historical to most current).
- Notes: You can nest sorting by passing the
sort=parameter a comma-separated list.
EXAMPLE
?sort=-undefinedhttps://api.fiscaldata.treasury.gov/services/api/fiscal_service/undefined?sort=-undefinedFormat
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- Parameter:
format= - Definition: The format parameter allows a user to define the output method of the response (CSV, JSON, XML).
- Accepts: The
format=parameter acceptsxml,json, orcsvas an input. - Required: No, the format parameter is not required to make an API request.
- Default: When no format is specified, the default response format is JSON.
EXAMPLE
?format=csvPagination
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- Parameter:
page[size]=andpage[number]= - Definition: The page size will set the number of rows that are returned on a request, and page number will set the index for the pagination, starting at 1. This allows the user to paginate through the records returned from an API request.
- Accepts: The
page[number]=andpage[size]=parameters both accept integers. - Required: No, neither pagination parameters are required to make an API request.
- Default: When no page number or page size parameter is specified, the default response is
- Page number: 1
- Page size: 100
EXAMPLE
Methods
Our APIs accept the GET method, one of the most common HTTP methods.Example Request & Response
In this example, we are...
- Specifying the endpoint
- Requesting the JSON response format
- Sorting the data by
in descending order - Setting pagination parameters
EXAMPLE REQUEST
https://api.fiscaldata.treasury.gov/services/api/fiscal_service/undefined?sort=-undefined&format=json&page[number]=1&page[size]=1EXPECTED RESPONSE
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Visit our full API documentation to find out more about:
- Aggregation and sums
- Pivoting
- Response codes
- Meta object
- ...and more!
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