Pashtun are afghanis or Pakistanis historically?
If we look at the data afghan Pashtun population is around 15 to 16 million approx 42 percent of the Afghanistan population and Pakistani Pashtun population is around 35 to 40 million approx of 15 to 18 percent of Pakistan's population.
And need context regarding their historical roots whether they were always a part of great Indus region group or not?