Chinastark/bird_dataset huggingface dataset:
Column: CurrencyRateID
Name: Currency Rate ID
Data format: integer
Description: The unique id number identifying the currency rate record.
Column: CurrencyRateDate
Name: Currency Rate Date
Data format: datetime
Description: Date and time the exchange rate was obtained.
Column: FromCurrencyCode
Name: From Currency Code
Data format: text
Description: Exchange rate was converted from this currency code.
Column: ToCurrencyCode
Name: ToCurrencyCode
Data format: text
Description: Exchange rate was converted to this currency code.
Column: AverageRate
Name: Average Rate 
Data format: real
Description: Average exchange rate for the day.
Column: EndOfDayRate
Name: End Of Day Rate
Data format: real
Description: Final exchange rate for the day.