Just what is one's "Fair Share"? CBO:Top 40% Paid 106.2% of Income Taxes; Bottom 40% Paid -9.1%, Got Average of $18,950 in 'Transfers'

The CBO calls it "government transfers". 
We taxpayers call it "used to be our money".

CBO:Top 40% Paid 106.2% of Income Taxes; Bottom 40% Paid -9.1%, Got Average of $18,950 in 'Transfers' | CNS News:
"The top 40 percent of households by before-tax income actually paid 106.2 percent of the nation’s net income taxes in 2010, according to a new study by the Congressional Budget Office.

At the same time, households in the bottom 40 percent took in an average of $18,950 in what the CBO called “government transfers” in 2010.