The table demonstrated the tube system in new york, london , tokyo, paris, mexico, and beijing .
The underground system in the six cities has the highest line in newyork (24lines ) followed by beijing 19 lines , paris 16 lines , the rest of the big towns have a range between 11-13 lines .
Regarding the length of the journay , new york took the head by 659 miles with beijing the second at 357. surprisingly londons tube has more miles to run 249 miles , putting tokyo,paris and mexio as the least 189,127,140 respectively. annual journay in asia is the most, Tokyo and beijing 3.1,3.6 respectively , and its three times the yearly journeys in the other cities.
Finally , the cost of the single tickets is affordable in tokyo, mexico, beging, and new york the range between 0.20-2.50 dollars .however, london has remarkably the higest price 7.30 us dollars
Overall, the underground system in the cities vary. newyork has the biggest lines, and runs more miles. the annual journey more in asia cities and london is a pricy city regarding single ticket
