$8\mathrm{.}4.$ Global Distribution Systems installs warehouse management software systems for it clients and trains client employees in its use. As the company expands and contracts with new clients, it hires and trains new project teams to install the software at its clients' warehouse facilities.

First it takes a new team about three weeks to install the system and train employees in its use.

If a new team has an $88\%$ learning curve, how many installations will be required before the team can complete the installation process in two weeks?