Edman,

You certainly do not give a lot of information in your query. Did she have any bad experiences before you married. You may have to seek the counsel of a trained professional if she has a major hang up concerning sexual activity.

After all in marriage this is the greatest gift a couple can give to each other.

Five years is far too long to suffer with four times a year sex (at best).

Seek counsel and advice from your Doctor and proceed from their.

Life is far too short to not enjoy it every day.