[Henker]

I think it depends of 2 things:
- the life style you want to achieve
- the time (and money) you spend in medical care


more seriously, it depend of the kind of runs your character do.
Once of twice a month seems to me a reasonnable average for "joe-runner"

[CanRay]

Also depends on the gear you have to use/replace.

When you're Airdropping a Devil Rat APC... 

[ArkangelWinter]

My group tends to move alot, partially to lay low and partially because they all have other businesses. On average they get about 3 cities, 6 to 8 runs a year

[Henker]

Clear that for the Devil Rat airdropping you need to make some "extra time"

[The Wyrm Ouroboros]

I have three words to say:

Hang-gliding Awakened porcupines.