Historical and EOD futures quotes from the Chicago Mercantile
exchange. Updates all major CME markets with the most current EOD and
NOTE: The CME history available is only for the previous month.
- Method - Today's or previous month history quotes.
- Symbol - Used if history method is selected. The futures symbol history to download.
- Retry - The number of download attempts to make if an error occurs.
- Timeout - The timeout value in seconds for each download attempt.