Such additional written material, graphs or charts as are necessary to present the total number of acres in the site, the number and type of housing units, the gross and net residential densities, the approximate selling and/or rental prices of the units, and square feet of nonresidential floor area, including the approximate selling and/or rental price, the development schedule expressed in units per month (or year or any other appropriate time sequence), the phasing plan (if any), the approximate completion date of the entire project, and the estimated total construction cost of the project upon completion.