Transportation In Singapore by Tor Ming En
WHAT IS APPROXIMATE?
-Serves over 4 million people in the city state each day.
-About 96% out of the 2,800 buses under SBS Transit is air-conditioned.
WHAT IS EXACT?
-There will be 29 stations in the Circle Line in the future.
-There are 257 bus services in total(as for now).
Cited from: http://www.visitsingapore.com/publish/stbportal/en/home/getting_around/transportation.html