[{
"year": 2005,
"income": 23.5,
"expenses": 18.1
}, {
"year": 2006,
"income": 26.2,
"expenses": 22.8
}, {
"year": 2007,
"income": 30.1,
"expenses": 23.9
}, {
"year": 2008,
"income": 29.5,
"expenses": 25.1
}, {
"year": 2009,
"income": 24.6,
"expenses": 25
}]