Q51. During the past 30 days, on how many days
             did you have 5 or more drinks of alcohol
           in a row, that is, within a couple of hours?
                     Weighted Column Percents
 ----------------------------------------------------------------
                           Total               Grade
                                  -------------------------------
                                    9th    10th    11th    12th
 ----------------------------------------------------------------
 0 days                      69.4    74.2    69.6    68.0    63.6
 1 day                       10.1     9.2    10.0    10.5    11.0
 2 days                       6.9     5.9     7.2     7.3     7.6
 3 to 5 days                  7.3     5.7     7.2     7.6     9.7
 6 to 9 days                  3.8     2.6     3.8     4.1     5.0
 10 to 19 days                1.9     1.7     1.6     2.1     2.4
 20 or more days               .5      .5      .5      .4      .7
 Female
   0 days                    70.7    73.0    70.7    70.2    67.7
   1 day                     10.8    10.2    10.7    10.8    12.0
   2 days                     6.8     6.2     7.2     7.0     7.1
   3 to 5 days                6.8     6.2     6.5     7.0     7.8
   6 to 9 days                3.2     2.6     3.3     3.4     3.7
   10 to 19 days              1.5     1.5     1.3     1.6     1.5
   20 or more days             .2      .3      .2      .1      .1
 Male
   0 days                    68.1    75.5    68.4    65.7    59.4
   1 day                      9.3     8.1     9.3    10.3    10.0
   2 days                     7.0     5.7     7.3     7.6     8.1
   3 to 5 days                7.9     5.2     7.9     8.2    11.7
   6 to 9 days                4.3     2.7     4.3     4.8     6.3
   10 to 19 days              2.4     2.0     2.0     2.7     3.2
   20 or more days             .9      .8      .8      .7     1.3
 ----------------------------------------------------------------
                            Total N =
                              31,501

 
          Q51. During the past 30 days, on how many days
             did you have 5 or more drinks of alcohol
           in a row, that is, within a couple of hours?
                      Unweighted Frequencies
 ----------------------------------------------------------------
                           Total               Grade
                                  -------------------------------
                                    9th    10th    11th    12th
 ----------------------------------------------------------------
 0 days                    21,772   6,935   6,004   4,915   3,918
 1 day                      3,138     857     882     739     660
 2 days                     2,216     577     610     539     490
 3 to 5 days                2,339     554     636     560     589
 6 to 9 days                1,196     263     330     295     308
 10 to 19 days                650     181     152     161     156
 20 or more days              190      54      53      35      48
 Female
   0 days                  11,337   3,499   3,082   2,628   2,128
   1 day                    1,701     469     476     395     361
   2 days                   1,115     309     305     269     232
   3 to 5 days              1,100     302     289     263     246
   6 to 9 days                516     131     148     124     113
   10 to 19 days              249      82      57      59      51
   20 or more days             34      15      10       3       6
 Male
   0 days                  10,435   3,436   2,922   2,287   1,790
   1 day                    1,437     388     406     344     299
   2 days                   1,101     268     305     270     258
   3 to 5 days              1,239     252     347     297     343
   6 to 9 days                680     132     182     171     195
   10 to 19 days              401      99      95     102     105
   20 or more days            156      39      43      32      42
 ----------------------------------------------------------------
                            Total N =
                              31,501