Q64. During your life, how many times
           have you used a needle to inject any illegal
                       drug into your body?
                     Weighted Column Percents
 ----------------------------------------------------------------
                            Total               Grade
                                    -----------------------------
                                      9th    10th    11th    12th
 ----------------------------------------------------------------
0 times                      98.5    98.4    98.4    98.8    98.7
1 or 2 times                  0.7     0.8     0.9     0.6     0.6
3 to 9 times                  0.3     0.3     0.2     0.2     0.3
10 to 19 times                0.1     0.2     0.1     0.1     0.1
20 to 39 times                0.1     0.1     0.2     0.0     0.1
40 or more times              0.2     0.2     0.3     0.2     0.3
Female
   0 times                   98.7    98.4    98.7    99.2    98.9
   1 or 2 times               0.7     0.8     0.8     0.5     0.6
   3 to 9 times               0.3     0.4     0.2     0.2     0.3
   10 to 19 times             0.1     0.1     0.1     0.1     0.0
   20 to 39 times             0.1     0.2     0.1     0.0     0.0
   40 or more times           0.1     0.1     0.1     0.1     0.2
Male
   0 times                   98.3    98.5    98.0    98.3    98.5
   1 or 2 times               0.8     0.7     1.0     0.8     0.6
   3 to 9 times               0.3     0.3     0.2     0.3     0.3
   10 to 19 times             0.2     0.2     0.2     0.2     0.2
   20 to 39 times             0.1     0.1     0.2     0.0     0.2
   40 or more times           0.3     0.2     0.4     0.3     0.3
 ----------------------------------------------------------------
                            Total N =
                              31,969

 
               Q64. During your life, how many times
           have you used a needle to inject any illegal
                       drug into your body?
                      Unweighted Frequencies
 ----------------------------------------------------------------
                            Total               Grade
                                    -----------------------------
                                      9th    10th    11th    12th
 ----------------------------------------------------------------
0 times                    31,504   9,433   8,664   7,250   6,157
1 or 2 times                  233      75      77      46      35
3 to 9 times                   82      31      17      17      17
10 to 19 times                 43      15      11      11       6
20 to 39 times                 34      13      15       1       5
40 or more times               73      16      25      16      16
Female
   0 times                 16,073   4,809   4,367   3,759   3,138
   1 or 2 times               112      41      35      18      18
   3 to 9 times                42      19       7       7       9
   10 to 19 times              13       5       4       3       1
   20 to 39 times              16      10       6       0       0
   40 or more times            21       5       6       4       6
Male
   0 times                 15,431   4,624   4,297   3,491   3,019
   1 or 2 times               121      34      42      28      17
   3 to 9 times                40      12      10      10       8
   10 to 19 times              30      10       7       8       5
   20 to 39 times              18       3       9       1       5
   40 or more times            52      11      19      12      10
 ----------------------------------------------------------------
                            Total N =
                              31,969