The Magnitude of the Portfolio Being Serviced for 9 and 5/12 years is; X*.014= $6B $6B/.014= $.4286B $.4286B*(9+5/12)= $4,036B ~$4 Trillion accumulated by ABS Securities held in Save Harbor that are serviced by WMB/JPM. WMI/WMIIC's participation in the ABS WAMU scrutinized varied from 5% in the early creations to 95% in the latter years, 2007ish. For a good average guess, use 25%.