Just to share:

Not scholar, Grad from NUS 2007

Join private sector in 2007
2007 - $2400/-
2008 - $2600/-
2008 - $3100/- + Allowance $1300/- (Change Company)
2009 - $3100/- + Allowance $1300/-
2010 - $3100/- + Allowance $1300/-
2011 - $4000/- + Allowance $1300/-
2012 - $4600/- + Allowance $1300/-

But every year bonus including AWS is average 1.5mths only.

Compared to you guys in the public sector I think you guys are doing better than me.