Fig.2-6-2-2 shows the number of persons sentenced to imprisonment with labor for Stimulants Control Law violations in the court of first instance over the last30years,by the term of imprisonment.
  The percentage of less than one year imprisonment dropped sharply after a peak of7,793(55.5%)in1980,to32(0.3%)in2004.In contrast,the percentage of imprisonment for two years or more but less than three years has increased from231(4.7%)in1975to3,549(33.4%)in2004,which indicates that sentences for drug cases have gradually become heavier.

Fig.1-1-4-14  Number of persons sentenced to imprisonment for Stimulants Control Law violations in the court of first instance by term of imprisonment(1975-2004)