Abu Dhabi has officially been ranked as the safest city in the world. The data was gathered by ‘Numbeo,' a crowd-sourced global database of reported consumer prices, perceived crime rates, quality of health care and other statistics. The other cities that made up the top five are Doha, Singapore, Osaka and Basel. Dubai has also taken one of the top spots, ranking at number 11. Crime indexes have dropped for both cities in the past year Abu Dhabi's crime index this year is at 13.63, an improvement from the score of 14.41 last year and Dubai's is 19.03, an improvement from 19.50 last year.