Research Article
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 |
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