If you specify a negative scale, Oracle Database rounds the actual data to the specified number of places to the left of the decimal point. For example, specifying (7,-2) means Oracle Database rounds to the nearest hundredths, as shown in Table 26-1.
McCann (2000) found that households in communities with good transit use save an average of about $3,000 annually on transportation costs. Litman (2004) found annual transportation cost savings of about $1,300 per household in cities with well-established rail transit systems compared with cities that lack rail.
Washington, D.C. â According to the American Public Transportation Associationâs (APTA) November Transit Savings Report, individuals who switch from driving to riding public transportation can save, on average, $816 dollars this month, and $9,797 annually.he national average for a monthly unreserved parking space in a downtown business district is $155.22, according to the 2011 Colliers International Parking Rate Study. Over the course of a year, parking costs for a vehicle can amount to an average of $1,863.