lines = 'value frequency
50.0 2
50.5 2
51.0 4
51.5 6
52.0 9
52.5 12
53.0 32
53.5 12
54.0 18
54.5 2
55.0 1'
con = textConnection( lines )
DF = read.table( con, header=TRUE )
close(con)