Kindly provide a market analysis of the cement industry in Angola from the perspective of an international new cement importer onto the market, covering at minimum the following details: - Brief overview of the country demographics and economic statistics (no more than 1 page) - Historical national consumption (past 10 years) and 10 year forecast  - Proportion of cement import vs local production - Profile of key market players (local producers, importers, distributors), including description of market share - Proportion of bulk cement (e.g. sold B2B) vs bag cement (e.g. sold to hardware stores or directly to consumers) - Distribution channel and logistics network for cement (main ports, main production sites, quarries for raw materials) - Regulatory landscape affecting cement (highlight any constraints / advantages) - SWOT analysis from the perspective of a new cement importer - Conclusion on the market attractiveness of this country in terms of cement industry The format of the research paper should be a market research consultancy report for a company.