Variables of Contract Price Escalation Factors (K)
(1987=100)


Year  2024

Variable
JAN.
FAB.
MAR.
APR.
MAY.
JUN.
JUL.
AUG.
SEP.
OCT.
NOV.
DEC.
M
CONSTRUCTION MATERIALS(EXCLUDE CEMENT & STEEL)
315.7
316.0
316.7
316.6
 
 
 
 
 
 
 
 
S
STEEL PRICE INDEX
266.9
265.5
265.9
267.1
 
 
 
 
 
 
 
 
C
CEMENT PRICE INDEX
202.8
202.8
203.0
201.6
 
 
 
 
 
 
 
 
G
IRON SHEET PRICE INDEX
418.6
418.7
418.7
416.1
 
 
 
 
 
 
 
 
I
GENERAL CONSUMER PRICE INDEX OF THAILAND
274.8
275.4
275.5
277.8
 
 
 
 
 
 
 
 
F
HIGH SPEED DIESEL PRICE INDEX
513.7
512.7
513.1
524.6
 
 
 
 
 
 
 
 
A
ASPHALT PRICE INDEX
479.3
467.9
489.1
510.4
 
 
 
 
 
 
 
 
E
MACHINERY AND EQUIPMENT PRICE INDEX
389.4
389.4
397.9
397.9
 
 
 
 
 
 
 
 
GIP
GALVANIZED IRON PIPE PRICE INDEX
439.2
439.2
441.9
441.9
 
 
 
 
 
 
 
 
AC
ASBESTOS PIPE PRICE INDEX
166.1
166.1
166.1
166.1
 
 
 
 
 
 
 
 
PVC
PVC WATER PIPE PRICE INDEX
152.8
152.8
152.8
152.8
 
 
 
 
 
 
 
 
W
INSULATED WIRE PRICE INDEX
344.9
344.9
344.9
344.9
 
 
 
 
 
 
 
 
PE
HYDENSITY POLYETHYLENE PIPE PRICE INDEX
265.5
285.4
285.4
285.4
 
 
 
 
 
 
 
 

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