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Numerical Differences between ZCTA and ZIP Code Geographic Base Files in New York State |
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| ZCTA (2000) |
ZIP Code (GDT 2000) |
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|
|
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| Number of Polygons |
2,450 |
1,599 |
| Number of Unique Records |
1,676 |
1,599 |
| Average Size |
51.90 km2 |
70.26 km2 |
| Minimum Size |
0.003 km2 |
0.006 km2 |
| Maximum Size |
1,054 km2 |
1,217 km2 |
| Standard Deviation in Size |
80.34 km2 |
102.71 km2 |
Grubesic and Matisziw International Journal of Health Geographics 2006 5:58 doi:10.1186/1476-072X-5-58 |
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