- **Dark green indicates ≥10% decrease, light green 9 to 5% decrease, no colour 4% decrease to 4% increase, light red 5 to 9% increase, and dark red ≥10% increase. * Indicates statistically significant change (p < 0.05). Interactions of year with food group and fast food chain with year all had p values of <0.001. Table should be interpreted with caution given energy per serve is a function of serve size and energy density, and sodium per serve is a function of serve size and sodium density