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

Table 3

Statistics of the material 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	91966723	Kaohsiung City	91996712	183963435	5
Keelung City	16798794	Keelung City	16998386	33797180	14
Chiayi County	36462400	Chiayi County	36623926	73086326	11
Miaoli County	60403723	Miaoli County	60660516	121064239	8
Nantou County	30185811	Nantou County	29885821	60071632	12
Pingtung County	9188146	Pingtung County	9143544	18331690	15
Taipei City	63888255	Taipei City	62984284	126872539	7
Tainan City	109586595	Tainan City	109564590	219151185	4
Taichung City	111740437	Taichung City	112128617	223869054	3
Taoyuan City	117372318	Taoyuan City	118157534	235529852	2
New Taipei City	137515698	New Taipei City	137525403	275041101	1
Hsinchu City	22262323	Hsinchu City	22173607	44435930	13
Hsinchu County	54000472	Hsinchu County	53926057	107926529	9
Yilan County	8269761	Yilan County	8319961	16589722	16
Yunlin County	43568792	Yunlin County	43605244	87174036	10
Changhua County	63960406	Changhua County	63476452	127436858	6