PMLN is leading,then PTI and then PPP.These are 3 leading parties.
Agar dekha aje to Pakistan Tehreek-e-insaaf just PMLN k votes tor rahi hai and un ilako me imran khan ka hold zra bhi nai k jaha pe PPP ka hold hai.so aksar tajzia kaar kehty hain k  imran khan is agent of zardari and kuch kehty k zardari is using him .