In 2014, we worked with the Treasury Board to establish what we call price and volume protection. A component of the monies that we asked for in the supplementary estimates (C) was around price and volume protection in the non-discretionary component of our overall portfolio.
We have 7.1 million metres of space under roof, and all of the non-discretionary component, a large component of the spend, between 80% and 90%, is around rent and utilities. As there are fluctuations in market rental rates, as there are fluctuations in utility rates, as there are fluctuations, as well, in just how cold the winter is, there is a built-in process whereby we work with central agencies to ensure that we can pay those non-discretionary bills. This is part of that process. We look at price and volume. We look at our non-discretionary—