"The amount set aside for the Art-in-Transit program for in-station public art pieces is $5 million, calculated in 2009 from 1 percent of the estimated station construction costs and 1 percent of the estimated rail operations center cost, Brennan said. "

Considering the UNKNOWN COSTS (these stations still aren't completed) and how its easily 2-3 times that as "estimated" in 2009, wouldn't the art budget also go up?