Gnuplot
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George H. W. Bush
"Topics_gnuplot.txt" using 1:(4-$2):(scale(stringcolumn(4),$5*10+10)):xticlabel(3) index i
don
breeze
new
door
word
Bill Clinton
"Topics_gnuplot.txt" using 1:(4-$2):(scale(stringcolumn(4),$5*10+10)):xticlabel(3) index i
america
world
americans
change
today
Bill Clinton
"Topics_gnuplot.txt" using 1:(4-$2):(scale(stringcolumn(4),$5*10+10)):xticlabel(3) index i
century
new
america
promise
world
George W. Bush
"Topics_gnuplot.txt" using 1:(4-$2):(scale(stringcolumn(4),$5*10+10)):xticlabel(3) index i
story
america
civility
nation
affirm
George W. Bush
"Topics_gnuplot.txt" using 1:(4-$2):(scale(stringcolumn(4),$5*10+10)):xticlabel(3) index i
freedom
america
liberty
americans
tyranny
Barack Obama
"Topics_gnuplot.txt" using 1:(4-$2):(scale(stringcolumn(4),$5*10+10)):xticlabel(3) index i
america
new
nation
generation
today
Barack Obama
"Topics_gnuplot.txt" using 1:(4-$2):(scale(stringcolumn(4),$5*10+10)):xticlabel(3) index i
journey
creed
generation
america
requires
Donald Trump
"Topics_gnuplot.txt" using 1:(4-$2):(scale(stringcolumn(4),$5*10+10)):xticlabel(3) index i
america
dreams
american
jobs
obama