Q41. During the past 30 days, on how many days
           did you smoke cigarettes on school property?
                     Weighted Column Percents
 ----------------------------------------------------------------
                           Total               Grade
                                  -------------------------------
                                    9th    10th    11th    12th
 ----------------------------------------------------------------
 0 days                      89.0    90.0    88.4    89.1    88.3
 1 or 2 days                  3.3     2.9     3.2     3.6     3.5
 3 to 5 days                  1.6     1.5     1.7     1.5     1.9
 6 to 9 days                  1.1      .8     1.5     1.0     1.2
 10 to 19 days                1.6     1.6     1.7     1.7     1.5
 20 to 29 days                1.6     1.6     1.5     1.7     1.8
 All 30 days                  1.7     1.6     2.0     1.4     1.7
 Female
   0 days                    88.7    88.9    87.5    89.0    89.9
   1 or 2 days                3.9     3.8     3.8     4.3     3.5
   3 to 5 days                1.5     1.6     1.6     1.1     1.6
   6 to 9 days                1.2     1.0     1.7      .9     1.1
   10 to 19 days              1.6     1.5     2.0     1.6     1.5
   20 to 29 days              1.7     1.8     1.5     2.0     1.3
   All 30 days                1.4     1.4     1.8     1.2     1.1
 Male
   0 days                    89.4    91.3    89.4    89.2    86.8
   1 or 2 days                2.7     2.0     2.6     3.0     3.6
   3 to 5 days                1.7     1.3     1.8     1.9     2.1
   6 to 9 days                1.1      .6     1.3     1.2     1.4
   10 to 19 days              1.6     1.7     1.4     1.9     1.6
   20 to 29 days              1.6     1.4     1.4     1.3     2.3
   All 30 days                1.9     1.8     2.1     1.6     2.3
 ----------------------------------------------------------------
                            Total N =
                              28,698

 
          Q41. During the past 30 days, on how many days
           did you smoke cigarettes on school property?
                      Unweighted Frequencies
 ----------------------------------------------------------------
                           Total               Grade
                                  -------------------------------
                                    9th    10th    11th    12th
 ----------------------------------------------------------------
 0 days                    25,500   7,682   7,023   5,833   4,962
 1 or 2 days                  952     266     260     227     199
 3 to 5 days                  492     144     135     106     107
 6 to 9 days                  315      74     115      59      67
 10 to 19 days                464     135     130     108      91
 20 to 29 days                459     138     121     108      92
 All 30 days                  516     148     172      98      98
 Female
   0 days                  12,978   3,856   3,502   3,032   2,588
   1 or 2 days                558     172     155     137      94
   3 to 5 days                242      82      69      47      44
   6 to 9 days                163      44      65      25      29
   10 to 19 days              245      71      78      51      45
   20 to 29 days              243      76      63      65      39
   All 30 days                219      67      75      42      35
 Male
   0 days                  12,522   3,826   3,521   2,801   2,374
   1 or 2 days                394      94     105      90     105
   3 to 5 days                250      62      66      59      63
   6 to 9 days                152      30      50      34      38
   10 to 19 days              219      64      52      57      46
   20 to 29 days              216      62      58      43      53
   All 30 days                297      81      97      56      63
 ----------------------------------------------------------------
                            Total N =
                              28,698