How much does a reporting system cost ? Depending of the application and users quantity probably thousand dollars.Does everyone wants or need an enterprise reporting solution with web access or do they have access to the data from existent Enterprise Historians? No, not everyone. How many equipment manufacturers or industrial process just need a simple way to create reports in Windows HMIs or existent PCs? Lots. Production & performance reports? Water, energy & gas consumption? Furnaces or combustion reports? Laboratory or controlled environment reports? Tank storage consumption? There are unlimited possible applications to create reports and get data from existent OPC servers or historians. Follow this Link Excel Reporter for a some options on how to accomplish this.