Thanks very much for that precise question. There are several efficiencies that we've identified that we're going to pursue, for example, the reduction in the amount of overtime. Through the implementation of our security deployment standards, our rostering system, we've been able to reduce our overtime expenditures in comparison with the previous year by about 47% and over the last three years by about 32%. That frees up significant money for us to address the impacts of the constraints we're facing.
The number that we have to address this year, based on our adjusted reference levels, is about $4.8 million, and we're able to do that through the reduction in overtime. As well, we're also—