For this dashboard we recommend looking at the last 30 days as it is generally more relevant to base your analysis on significant volumes of keywords searched.
You can see the overview of all the keywords searched during that period, with their detailed statistics.
Rooms for improvement are mainly about solving 0 result that should not give 0 result, as well as keywords to optimize (few or no Product Detail Page visit from that keyword and few or no cart validation from that keyword).
Based on that data you could decide to implement some configuration in the Merchandising section, and mainly configuring dictionary with term extensions.
You can download the full statistics by clicking at the top and you will receive them by email.