Question: In what year was the City Hall that is built above City Hall station built?

Context paragraphs:
City Hall station (SEPTA): City Hall is a SEPTA subway station in Philadelphia, Pennsylvania.  It serves the Broad Street Line and is located in Center City Philadelphia underneath Philadelphia City Hall.  It is the busiest station on the line, serving 57,000 passengers daily.  City Hall station is served by Local, Express, and Special "Sport Express" trains.  Entrances are located on both the east and west sides of City Hall as well as in the central courtyard.

Suwon City Hall Station: Suwon City Hall Station is a subway station of the Bundang Line, the commuter subway line of Korail, the national railway of South Korea.  The station was opened in November 2013, as part of the final extension of the Bundang Line.  As its name suggests, Suwon City Hall is located right next to the station.

Philadelphia City Hall: Philadelphia City Hall, built in 1901 and located at 1 Penn Square, is the seat of government for the city of Philadelphia, Pennsylvania.

Toronto City Hall: The Toronto City Hall, or New City Hall, is the seat of the municipal government of Toronto, Ontario, Canada, and one of the city's most distinctive landmarks.  Designed by Finnish architect Viljo Revell (with Heikki Castrén, Bengt Lundsten, and Seppo Valjus) and landscape architect Richard Strong, and engineered by Hannskarl Bandel, the building opened in 1965.  It was built to replace Old City Hall, which had housed city offices since 1899.  The current city hall, located at Nathan Phillips Square, is the city's fourth and was built to replace its predecessor which the city outgrew shortly after its completion.  The area of Toronto City Hall and the civic square was formerly the location of Toronto's Old Chinatown, which was expropriated and bulldozed during the mid-1950s in preparation for a new civic building.

City Hall station (PATCO): City Hall is a PATCO train station located at North 5th Street and Market Street in Camden, New Jersey.  It is the westernmost station in New Jersey before the train crosses the Benjamin Franklin Bridge into Philadelphia.  The station was opened on June 7, 1936, along with 8th Street and Franklin Square in Philadelphia and Broadway in Camden, as part of Philadelphia Rapid Transit's Bridge Line service, later acquired by PATCO.  The City Hall station is among PATCO’s least utilized stops.  The station has corridors north to Cooper Street, with separate entrances on the north and south corners of Cooper and 5th Street and another extends to Arch Street.  Due to the low passenger levels at this station, both corridors are closed.  Two stairways are visible at the northeast and southwest corners of Market and 5th Street.  Only the southwest is in use for passenger access, as the northeast stairway is marked for emergency use only.

West Frankfort City Hall: West Frankfort City Hall, located at 108 N. Emma St., is the former city hall of West Frankfort, Illinois.  The city hall was built in 1921 to serve the city, which had no city hall up until that time.  West Frankfort was first settled in 1895, when the Frankfort railway station was built 1.5 mi west of Frankfort; the original city of Frankfort merged into West Frankfort in 1923.  The city hall is a two-story brick building which was built by contractor S. M. Wilson at a cost of $35,000.  It was used as the city hall through 1979, when a new City Hall was constructed; the building is now used by meetings of the West Frankfort Civic Center Authority.

Seoul City Hall: Seoul City Hall is a governmental building for the Seoul Metropolitan Government in South Korea, in charge of the administrative affairs of Seoul.  It is located in Taepyeongno, Jung-gu, at the heart of Seoul.  It is connected to City Hall Station (Seoul) on Seoul Subway Line 1, with access to Seoul Subway Line 2 from the same station.  In front of the current city hall is the old city hall building, now Seoul Metropolitan Library, and Seoul Plaza (Korean: 서울광장 ).

Freeport City Hall: The Freeport City Hall, located at 230 West Stephenson Street, is the historic city hall of Freeport, Illinois.  The city hall was built in 1899 to replace the previous city hall, which the city built in 1868 and had outgrown.  Architect David S. Schureman designed the Richardsonian Romanesque building; his design included a red stone exterior, a barrel ceiling decorated with frescoes, and a main staircase with an iron balustrade.  The building's frieze lists the names of important figures in science and literature; the first letters of each name spell out Schureman's name, a loophole he exploited when city leaders denied his request to put his name on the cornerstone.  The city hall served the city continuously from its opening until 2011, when city government moved elsewhere due to safety issues; it also held the city's police and fire departments for a time.  It was also the site of several civil rights milestones for the city, as its first African-American alderman was elected and its first African-American police officer hired during the building's tenure.

City Hall Station (Seoul): City Hall Station is a station on Seoul Subway lines 1 (Blue Line) and 2 (Green Line).  As its name suggests, Seoul City Hall is located right next to the station.  Deoksugung, a historic palace of the Joseon dynasty, is on the other side of the boulevard named Taepyeongno.

Collinsville City Hall and Fire Station: The Collinsville City Hall and Fire Station are two connected buildings located at 125 Center St. in Collinsville, Illinois.  The Italianate City Hall was built in 1885.  It was Collinsville's first dedicated city hall; prior to its completion, government meetings were held at the mayor's house.  The new city hall, along with several other public works projects, created a large debt which contributed to mayor Charles L. Oatman's defeat in the next election.  The Romanesque Revival fire station was built next to City Hall in 1910.  Additions in 1972 and 1994 connected the two buildings.  A Civil War monument on the southeast corner the property was dedicated in 1926; while it was originally located between the two buildings, it moved to its current location when the fire station expanded in 1956.

Supporting paragraphs: City Hall station (SEPTA) Philadelphia City Hall
Answer: 1901