Allow me to offer a few pointers in the right direction. Clearly, if the organisation is going to be redesigning a new strategy for the subsequent years, you will need to analyse how effective their existing strategy is. This means you will have to analyse it carefully, thinking about what has worked well and what has not worked so well. Therefore you need to make sure that you have access to such information and also measurable ways of ascertaining what has been successful and what has not.
For anyone interested in attempting to answer this question, here is a link to what seems to be relevant information. The questioner may want to indicate whether this link is in fact relevant.