Explanation

There are the Total 7 Census held in Pakistan:

1. 1951: The first census after Pakistan's independence.
2. 1961: The second census.
3. 1972: The third census, delayed due to the 1971 war.
4. 1981: The fourth census.
5. 1998: The fifth census.
6. 2017: The sixth census.
7. 2023: The 7th population and housing census was conducted digitally.