Price Statistics
Price statistics presents the consumer price index, producer price index and construction materials
price index. These data were obtained from the Trade and Economic Indices Bureau, Office of the
Permanent Secretary, Ministry of Commerce.
Consumer Price Index (CPI)
Consumer Price Index is considered for measuring the cost of living changes of the consumers
when the price level is changed.
At present,
Thailand’s consumer price index calculation emphasizing on general consumer price
index, low income consumer price and rural consumer price index have been adjusted their weight every four
years. Improving on the base year and their weight factors for calculating for calculating CPI of Thailand is
based on the data of Household Socio-economics Survey conducting by National Statistical Office. Due to
updating the weight and base year for calculating CPI changing from
2002
to
2007
, therefore, the
information as mentioned survey in
2007
has been used for adjusting CPI as well.
Core consumer price index is the consumer price index excluding group raw food and energy items.
Producer Price Index (PPI)
Producer Price Index is defined as measuring the rate of change in such prices reflecting to the
producer at any time comparing to the base year.
Producer Price Index is composed of two major groups as follow
:
1.
Producer Price Index by stage of processing (SOP)
:
The initial calculation of this index was in
1985
. It was
calculated from three major groups of products, namely finished goods, intermediate materials
and crude materials. Based on each Producer Price Index of three major product groups is independent, and
reflecting the rate of change in such prices in each stage of processing, thus, total index is not calculated.
2.
Producer Prices Index as classification of products by activity (CPA)
:
The initial calculation of
this index was in
2000
. It calculated from three major groups of products, namely agricultural products,
mining products and manufactured products. Not only Producer Price Index of which is derived from the
calculation of three major product groups, the total index reflecting the rate of change in such producers
’
prices of each product groups as totally is also calculated. To reach the extremely real Index, thus, Producer
Price Index (PPI) calculation has been adjusted the product listing and theirs weight according to theirs
significant every four year. In
2004
, the PPI calculation has been changed the listing, weight, and base year
from
1995
to
2000
(2000
=
100)
.
