The market size asides there is no comparison between Suzuki Pakistan and other countries, especially in passenger vehicles. In vehicles, Paksuzuki provides obsolete globally retired vehicles. If you look at even Suzuki Kenya, Vietnam, Cambodia, , etc.. suzuki upgrades cars in all other markets asides from Pakistan. In cars, Pakistan is worst treated market by Suzuki Japan.
Also, another fact in the passenger car market Suzuki Pakistan is Suzuki's largest market (in terms of market share not sales)