Table 1.

Present value per $100 of future maintenance costs (rounded to the nearest dollar).

Maintenance interval (years)Interest rate (compound, annual)
1%2%3%4%5%6%7%8%9%
5$95$91$86$82$78$75$71$68$65
6948984797571676360
7938781767167625855
8928579736863585450
9918477706559545046
10918274686156514642
11908072655953484339
12897970635650444036
13887768605347423733
14877666585144393430
15867464564842363228
16857362534639342925
17847161514437322723
18847059494235302521
19836957484033282319
20826755463831262218
21816654443629242016
22806552423428231815
23806351413326211714
24796249393125201613
25786148383023181515