GIPS Private equity requirements all, its, understand, explained, following

ShooterMcCFA

The following is required:
-paid in capital to date (cumulative drawdon)
-total current inve. capital
-Cumulative distributions to date
and the multiples:
-total value to paid in capital
-cumulative distributions to paid in capital
-paid in capital to committed capital
-residual value to paid in capital
- Vintage year
I dont really understand any of the terms and I dont think its well explained. Can anyone make a BRIEF comment about what all these things mean??
Thanks