Top 8 ODI Achievements of his

1) Asia Cup victory 2012
2) Beating Sri Lanka 4-1 in 2011
3) Beat India 2-1 in 2012/13
4) Beat Bangladesh 3-0 in 2011
5) Beat West Indies 3-1 in 2013
6) Beat Sri Lanka 3-2 in 2013
7) Beat South Africa 2-1 in 2013
8) Asia Cup finalists 2014

Top away Test Achievements

1) Beat New Zealand in New Zealand 2011
2) Drawn away vs West Indies 2011
3) Drew two Tests in Sri Lanka 2012
4) Won one off Test Match in Zimbabwe 2011
5) Won 2-0 vs Bangladesh 2011
6) Drew 1-1 vs Zimbabwe 2013

How good a captain is he?

Successful Test Captain in UAE - leading Pakistan in exile.
Successful Captain in Asia Cup tournaments (ODIs) - a tournament where Pakistan have been poor.
Generally clinical vs minnows and associates (27-2 record vs teams outside the top 8 across all).
Successful domestic captain across all formats.
Suitable vice captain of the Pakistan side in the past.

But no outstanding teams results in:
High Profile Overseas Test Series.
ICC Events.
However, at least he individually performed in them.