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SOURCE
All CIA World Factbooks 18 December 2003 to 18 December 2008
DEFINITION
Total number of airports with useable unpaved runways (grass, dirt, sand, or gravel surfaces), categorised according to the length of the longest runway Per $ GDP figures expressed per trillion $ gross domestic product
| Date |
Amount |
Rank |
| 2006 |
26,260.803 |
#11 |
|
| 2005 |
28,710.788 |
#11 |
|
| 2004 |
31,343.914 |
#11 |
|
| 2002 |
35,018.806 |
#12 |
|
DEFINITION: Total number of airports with useable unpaved runways (grass, dirt, sand, or gravel surfaces), categorised according to the length of the longest runway Per $ GDP figures expressed per trillion $ gross domestic product
SOURCE: All CIA World Factbooks 18 December 2003 to 18 December 2008
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