3-Year Market View – OPCOM DAM & Balancing

OPCOM DAM – Base Price (daily)

OPCOM DAM – Best Spread (daily)

Balancing – Up Price (daily)

Balancing – Down Price (daily)

Local data files expected: /data/opcom-pip-history.json (built by npm run opcom:history -- --years 3) and /data/imbalance-history.json (built by npm run imbalance:history after collecting daily imbalance-YYYY-MM-DD.json).