30-06 is a common, popular caliber, over 100 years old and still in production. Lots of different models of rifle have been chambered for 30-06 so without knowing the make, model, age and condition of your rifle there's no way to answer your question. Google your rifle by make and model and you should start to get a rough estimate.
$1000
100-425 USD
50-160 USD
100-400 USD
About $250, depending on which version and condition.
100-1000 USD and up depending on specifics
250.00
Mossberg made all their rifles in the USA.
3006 weeks = 3006 x 7 days = 21,042 days
over 3 thousand
belgium browning bar II safari edition 30-06
depending on condition, anywhere from $100 to $1000. These ARE collectable firearms, but value is based on condition and originality.