My best single trip was $68 almost 3 mths back.
Not midnight, only during evening peak. But than i
calculate if my trip was done in midnight i win you leh 
Fetch a social worker and three orphan kids i think to their
foster home
From hougang to senja than to pasir ris than back to hougang and
than go to serangoon central. Total time travel
1.5hrs...steam...right leg also cramp