US Metros with the Most Annual Commuter Rail Boardings

Name all metropolitan areas in the US that have at least 20 million commuter rail boardings per year.
Metro area names are of the form "Greater [City Name]".
All commuter systems in each metro area are aggregated.
Amtrak-operated routes are not included.
Data is from Wikipedia.
Quiz by SpencerGT
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Last updated: July 24, 2021
First submittedMarch 17, 2021
Times taken33
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Boardings
Metro Area
292.6 million
Greater New York
70.1 million
Greater Chicago
35.6 million
Greater Philadelphia
Boardings
Metro Area
32.4 million
Greater Boston
23.2 million
Greater San Francisco
+1
Level 53
Mar 19, 2021
Cool Idea!
+1
Level 53
Mar 20, 2021
Thanks!