Statistical summary. 

 - San Juan, P.R.  Statistics Division  1996- 
 - v.  28 cm. 
<br/><br/> Description based on: Aug. 1996. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Transportation--Statistics--Periodicals.--Puerto Rico
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico