The data on direct material inputs of marble, granite, sandstone, porphyry, and basalt in Germany from 2013 to 2023 shows fluctuating trends. The volume stood at 3.03 million metric tons in 2023, with a notable decline in recent years. From 2013 to 2019, the market showed varying growth rates, with an overall negative trend observed from 2020 onwards. Specifically, the last two years saw a decrease of 0.47% and 0.5% year-on-year, respectively. The compound annual growth rate (CAGR) for the last five years was -2.73%, indicating a long-term downward trend.
Moving forward, forecasted data until 2028 predicts a continued decline in direct material inputs, with an expected CAGR of -0.39%, translating to an overall drop of 1.96% over five years. Future trends to watch for include potential changes in construction demand, advancements in alternative materials, and environmental regulations, which could significantly impact the market trajectory.