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


Year  2022

Variable
JAN.
FAB.
MAR.
APR.
MAY.
JUN.
JUL.
AUG.
SEP.
OCT.
NOV.
DEC.
M
CONSTRUCTION MATERIALS(EXCLUDE CEMENT & STEEL)
309.7
310.5
313.8
315.7
316.0
316.1
315.9
316.5
315.7
315.4
316.1
316.0
S
STEEL PRICE INDEX
263.4
274.1
293.5
314.0
310.4
296.3
285.9
277.8
279.1
281.5
279.5
276.8
C
CEMENT PRICE INDEX
191.8
192.3
194.6
198.4
199.9
200.3
200.2
200.4
201.0
201.0
201.1
201.1
G
IRON SHEET PRICE INDEX
524.6
517.0
532.2
562.6
562.6
560.7
536.4
514.7
511.5
441.7
449.8
441.0
I
GENERAL CONSUMER PRICE INDEX OF THAILAND
264.6
267.4
269.1
270.0
273.8
276.3
275.9
276.0
276.6
277.5
277.2
277.0
F
HIGH SPEED DIESEL PRICE INDEX
511.3
513.7
521.3
511.6
545.7
579.8
590.6
600.4
597.9
604.1
601.0
605.8
A
ASPHALT PRICE INDEX
516.2
549.9
564.2
583.2
583.2
584.3
597.3
561.1
569.4
514.1
522.2
522.2
E
MACHINERY AND EQUIPMENT PRICE INDEX
359.3
359.3
359.3
359.3
373.0
373.0
373.0
373.0
373.0
373.0
373.0
373.0
GIP
GALVANIZED IRON PIPE PRICE INDEX
531.5
531.5
599.9
613.9
613.9
580.7
522.2
514.1
505.9
501.8
501.8
511.1
AC
ASBESTOS PIPE PRICE INDEX
152.2
152.2
152.2
152.2
152.2
152.2
152.2
152.2
158.7
158.7
158.7
158.7
PVC
PVC WATER PIPE PRICE INDEX
157.7
155.9
158.7
161.4
159.6
156.9
155.1
151.4
144.6
142.8
142.8
140.9
W
INSULATED WIRE PRICE INDEX
335.8
335.8
335.8
335.8
335.8
335.8
335.8
335.8
335.8
335.8
335.8
343.1
PE
HYDENSITY POLYETHYLENE PIPE PRICE INDEX
223.6
223.6
223.6
236.0
236.0
265.5
265.5
265.5
265.5
265.5
265.5
265.5

TEL. 0 2507 5859 - 61