on year-on-year basis;over the same period of the previous year
farming and non-farming sectors
7-year system switching to 8-year system
Abundant year and lean year
two-year colleges upgraded to four-year colleges
year preceding a year of assessment
year-on-year growth rate
year-to-year percentage increase
on-year or off-year fruiting
to make up deficiency of poor-harvest year with surplus of abundant-harvest year