Mumbai, India, is among the most populous cities in the world. Based on the UBS research, it is also the second hardest working city in the world.
The average worker slogs away for 2,277 hours per year.
First published September 19, 2015: 1:21 PM ET
Source: UBS "Prices and earnings 2015" report. Average annual working hours were calculated by tallying the number of hours worked per day, and the number of days worked per week. Vacation and legal holiday time were deducted to reach the final figures.
