WASHINGTON (DC News Now) -- DC News Now tracks the prices of grocery staples at DMV grocery stores Walmart, Giant and Safeway to help shoppers understand and plan for price changes.

Here's how this week's prices stack up to last week's:

Brown Eggs (dozen) Walmart: $4.78 → $3.57 (−$1.21) Giant: $4.29 → $4.29 (no change) Safeway: $4.99 → $6.99 (+$2.00)

Wheat Bread (20 oz) Walmart: $1.42 → $1.42 (no change) Giant: $2.89 → $2.69 (−$0.20) Safeway: $3.49 → $3.49 (no change)

2% Milk (gallon or comparable size) Walmart: $2.57 → $2.68 (+$0.11) Giant: $3.99 → $3.99 (no change) Safeway: $5.19 → $5.49 (+$0.30)

Broccoli (12 oz bag florets) Walmart: $1.16 → $1.16 (no change) Giant: $1.89 → $2.49 (+$0.60) Safeway: $2.49 → $2.99 (+$0.50)

Avocado (each) Walmart: $0.88 → $0.67 rollback (−$0.21) Giant:

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