Private Vehicle Occupancy for the United States:  1990 Census
+----------------------------------------+----------------------+
|Private Vehicle Occupancy               |      Number  Percent |
+----------------------------------------+----------------------+
|Workers 16 years and over...............| 115,070,274      ... |
|                                        |                      |
|Car, truck, or van......................|  99,592,932    100.0 |
| Drove alone............................|  84,215,298     84.6 |
| Carpooled..............................|  15,377,634     15.4 |
|   In 2-person carpool..................|  12,078,175     12.1 |
|   In 3-person carpool..................|   2,001,378      2.0 |
|   In 4-person carpool..................|     702,222      0.7 |
|   In 5-person carpool..................|     208,597      0.2 |
|   In 6-person carpool..................|      97,379      0.1 |
|   In 7-9 person carpool................|     114,142      0.1 |
|   In 10-or-more-person carpool.........|     175,741      0.2 |
|Other means.............................|  15,477,342      ... |
|                                        |                      |
|Persons per private vehicle.............|        1.09          |
+----------------------------------------+----------------------+
 ...  Not applicable.

 Source:  1990 Census of Population, STF3C.
 Contact:  Journey-to-Work and Migration Statistics Branch, Population
           Division, U.S. Bureau of the Census, (301) 457-2454.