| 2009 | 2010 | |
|---|---|---|
| Total operating revenue | 1.1% | 1.2% |
| CV from 0.01% to 4.99% is excellent CV from 5.00% to 9.99% is very good CV from 10.00% to 14.99% is good CV from 15.00% to 24.99% is acceptable CV from 25.00% to 34.99% should be used with caution CV is 35.00% or higher is unreliable |
||
| 2009 | 2010 | |
|---|---|---|
| Total response rate | 66% | 63% |
| Total contribution rate | 87% | 98% |