I have installed Bing Webmaster tools for my sites but it not shows any details for my sites . how many days it take for display the report for any sites.

there is problem with your installation you have to remove and install again

when ever you site become visible it takes 7 days or less

It's talking maximum 10 days.

I have installed Bing Webmaster tools for my sites but it not shows any details for my sites . how many days it take for display the report for any sites.

It does not take more then a week to verify.Maximum 10 days not more then that.