Table 15. Relative Standard Errors for Table 5

Selected Characteristics	Total	Light-Duty Vehicles	Other Trucks	Buses
Total Vehicles	22	24	42	34
Alternative-Fuel Type
Propane	43	20	62	52
Natural Gas	179	45	46	35
Other	50	50	NC	NC
Annual Miles Traveled
0 to 10,000	15	19	45	45
10,001 to 20,000	38	45	23	14
20,001 to 50,000	24	33	NC	26
50,001 or More	28	28	NC	NC
No Answer	30	47	33	NC
Driving Range Per Fill-Up
0-50	14	14	NC	NC
51-100	47	48	27	NC
101- 200	14	13	23	16
Over 200	22	24	27	19
No Answer	22	30	9	30

Table Notes

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