Mining the Spatial-Temporal Characteristics of Population Flow and Material Flow Using Big Data

Table 4

Statistics of the population flow in counties and cities.

Origin	Annual outflow	Destination	Annual inflow	Sum of annual outflow and inflow	Ranking based on sum of annual outflow and inflow
Kaohsiung City	215220039	Kaohsiung City	214982233	430202272	5
Keelung City	55542552	Keelung City	55780534	111323086	14
Chiayi County	91870913	Chiayi County	92038329	183909242	12
Miaoli County	169542618	Miaoli County	170424104	339966722	7
Nantou County	101702641	Nantou County	100944052	202646693	11
Pingtung County	27436449	Pingtung County	27451774	54888223	15
Taipei City	176428753	Taipei City	174052818	350481571	6
Tainan City	273274745	Tainan City	273504078	546778823	4
Taichung City	323937927	Taichung City	325030196	648968123	3
Taoyuan City	326718417	Taoyuan City	328732869	655451286	2
New Taipei City	437187131	New Taipei City	437032237	874219368	1
Hsinchu City	61698489	Hsinchu City	61251123	122949612	13
Hsinchu County	163558445	Hsinchu County	164058190	327616635	8
Yilan County	26384160	Yilan County	26534079	52918239	16
Yunlin County	111735551	Yunlin County	111722029	223457580	10
Changhua County	161392150	Changhua County	160092335	321484485	9