<prompt> Translate the following text to SwahiliThe City Carrier System contains a stratified sample of 8,300 routes and the 1999 Rural National Mail Count System provides data on 39,737 rural routes.  <response>: Mfumo wa Msaada wa Mji una sampuli ya njia 8,300 na Mfumo wa Hesabu ya Barua ya Taifa ya Vijijini ya 1999 hutoa data juu ya njia 39,737 za vijijini. 