Table12
How frequent do you go to cram school? X grade
%
  Total 1 day a week 2 days a week 3 days a week More
Total 53.3 5.0 17.8 22.7 7.8
      30.5
7th graders 40.7 4.4 15.9 17.7 2.7
      20.4
8th graders 52.7 7.5 21.7 19.8 3.7
      23.5
9th graders 69.6 3.2 16.4 31.8 18.2
      50.0