_id Year   Month   Line   % TT delivered (Tram)   % ontime (Tram|tp)   % cancelled (Tram)   % short (Tram)   # scheduled (Tram)   # scheduled (Tram|tp)   # ontime  (Tram|tp)   # cancelled  (Tram)   # short (Tram)   colspacer
Year Month Line % TT delivered (Tram) % ontime (Tram|tp) % cancelled (Tram) % short (Tram) # scheduled (Tram) # scheduled (Tram|tp) # ontime (Tram|tp) # cancelled (Tram) # short (Tram)