how to secure awstats in static mode ?

[natural]

Well ,

At the begining i have installed my server with awstat in dynamic mode , after 2weeks i have change to static mode and it's work well.
After that , i have tried to secure /statistics
To secure this directory i have put a htacces & htpassword in /statistics but i already can access to statitics without login & password.
What can i do ?
Sorry , i'm have already work with htacces with succes but here it don't work.
Thanks for yours anwsers everybody !
Regards ,
Quentin