Not looking at this, but one of the most important things I keep track of is meaningful interviews from specific recruiters/companies. The historical data from

Not looking at this, but one of the most important things I keep track of is meaningful interviews from specific recruiters/companies. The historical data from this will be interesting. You're not always going through a recruiter or only a recruiter. Keeping track of all the names and contact info might pay off down the road as well.