1,000 Megawatts is equal to 1 Gigawatt.
As Pakistan is the 6th most populous country in the world, it's installed capacity, production and consumption need also to be the 6th in the world. However, it's around 30 something.
Here's a helpful graph from 2010 on this website to give you an idea.
Countries with highest installed power capacity | The Shift Project Data Portal
All successive Pakistani Governments can only install between 1-2 Gigawatts a year, which is way way too low for a country of 183 million people.
Have a look at the tables on Wikipedia for information such as Electricity by Country, etc.
Germany has more Solar Power installed in the country than all of Pakistan's current total installed capacity.