by Pascal » Mar 30 04 8:47 pm
Well, if you want it for Excell, I can work it out in Excell. If you want it for Access, I can work it out for Access. Etc.
Hence - which application do you want it for ? Or is this for custom software ?
In which case, it's basically a question of dividing by the number of seconds per year, working with fractions, etc. until you come up with an answer.