(Reference) Seasonally Adjusted Values

(Attention)
The seasonally adjusted time series including the latest seasonally adjusted values are re-computed every month, because its original data for calculation is shifted every month to the previous 120 months including the current month.

• Latest seasonally adjusted values
• Seasonally adjusted time series(d11)
  • Export (million JPY)
  • Import (million JPY)

• Method of the adjustment

  Program :

  U. S. Department of Commerce, U. S. Census Bureau
  X-12-ARIMA Release Version 0.2.10

  RegARIMA model :

  export (012)(011), import (210)(212)

  Span :

  latest 120 months (10 years)

  Forecasts :

  48 months (4 years)

  Other spec :

  logarithmic transform, effects of trading day and holiday