Yes. Chair, if you will, these are the accounting lives that are given to assets. It's five years, seven years, or whatever. It is perhaps, but not necessarily, an indication of value. Some equipment could last longer than the useful life that has been assigned to it and still be very useful to the department.
As we note in the report, for example, on buildings, there has not been an assessment of the buildings as to their state and which buildings are needed and where. We know there are research facilities spread all over the country. Are those buildings needed? If they need to be upgraded or renovated, what again is the cost?