Historical data backfills for SPDJI indexes

The following symbols have been created in Market Data category ES for backfilling SPDJI indexes history over 200k data points. The backfills will start next week and span to a few weeks to complete.

The SPDJ Indexes data history includes indexes produced by S&P Dow Jones between January 1, 2000 and September 14, 2013. The indexes were volume-weighted averages of bilateral, wholesale, physical transactions. The indexes included COB, Four Corners, Mead/Marketplace, Mid-Columbia and Palo Verde. Index categories - Firm and non-firm daily indexes: The indexes include 16-hour blocks for on peak and 8-hour blocks for off-peak. The volume is reported in total megawatts transacted per hour. Terminology - On-peak hours: Hours ending 7 to 22 Pacific Time, Monday through Saturday, except NERC holidays. Off-peak Hours: Hours ending 1 to 6 and 23-24 Pacific Time Monday through Saturday except NERC holidays, hours ending 1-24 Sunday. Firm Energy: Firm energy is defined as being financially firm and backed with liquidated damages. Non-firm Energy: Non-firm energy is defined as being subject to interruptions at any time.

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