Table 2. Description of variable and source of data

	Discription of variable	Data type	Source
Three major crimes (number of occurrences)	Number of three major crimes (murder, robbery, violence) (Mean for 2013∼2015)	Excel	Seoul Metropolitan Police Agency
Amusement facilities	Number of amusement facilities	Excel	Seoul Metropolitan Police Agency
Floating of population	Floating of population far 14 hours on weekends	100×100 raster	Seoul Metropolitan Government
MM	Normalized difference vegetation index	30×30 raster	USGS
Area (km2)	Area of jurisdiction	Excel	Seoul Metropolitan Government
Population	Population of jurisdiction	Excel	Seoul Metropolitan Government