List of metro systems

Columns: City | Country | Name | Start of construction | Planned opening
Ahvaz | Iran | Ahvaz Metro | 2004 | ? | Karaj | Iran | Karaj Metro [ fa ] | 2006 | 2020 | Kermanshah | Iran | Kermanshah Metro [ fa ] | 2011 | 2022 | Qom | Iran | Qom Metro | 2009 | 2020 | Abidjan | Ivory Coast | Abidjan Metro | 2017 | 2022/2023 | Lagos | Nigeria | Lagos Rail Mass Transit | 2009 | 2022

Example questions:
What is the total distance covered by this metro systems transit system serving City of Lakes ? | What was the population of this metro systems city in 2010 located in the the third largest country by area ? | What is the area of this metro systems country that has the sixth-most densely populated city in the world ? | What is the projected budget for the main line of the transit system serving the metro systems city also known as Saloniki or Salonica ?

Answers:
27.87 kilometres | 5,361,572 | 147,570 square kilometres | €1.62 billion