* Tuition;

data tuition;



  tuition @@

  ---------------------------------------------------

  6.5   4.0   7.1   8.3   5.4   7.6   9.0  15.7  16.7

  6.4   5.0   8.5   5.7   7.7   7.2  12.4   7.1   5.5

  9.7   4.4   7.0   6.3   8.3   6.9   5.7   7.6   7.9

  7.9   6.0   8.2  10.4   9.9   3.9   9.8   8.2   5.6

  7.9   6.4   7.4   7.0  13.0   8.7   6.4   6.7   7.4