Based on the provided data, the non-metallic minerals consumption in Angola is projected to show a marginal declining trend from 2024 to 2028. Starting from a value of 55 in 2024, it gradually decreases to 53.43 by 2028. This represents slight annual declines, with the year-on-year variation showing a consistent decrease of approximately 0.75% to 1.05% per year. The compound annual growth rate (CAGR) over this five-year period is estimated to be negative, indicating a gradual reduction in consumption.

Future trends to watch for include:

Economic factors influencing investment in infrastructure, which could impact demand for non-metallic minerals.
Potential shifts toward more sustainable building materials, which may further affect non-metallic minerals consumption.
Global market conditions and any geopolitical factors that could influence trade and supply chains.