2007/02/02 RD VMMXX
    Assets:Investments:Vanguard:VMMXX  0.350 VMMXX @ $1.00
    Income:Dividends:Vanguard:VMMXX        $-0.35

test csv --csv-format='"%(date)"\n'
"2007/02/02"
"2007/02/02"
end test
