Table:
text: Variobahn
Production
Production
System_ Owner_ Quantity Delivery Length_ Gauge Operation_ Seats Standing
Graz Tramway Graz AG Verkehrsbetriebe 45 2009– m (ft) Standard Uni 38 113
Potsdam Tramway Verkehrsbetrieb Potsdam 18 2010– m (ft) Standard Uni 57 118
Tramlink Transport for London 6 2012 m (ft) Standard Bi 72 134

Question: How many seats does a crowd over 45 have in the Variobahn?