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


Year  2010

Variable
JAN.
FAB.
MAR.
APR.
MAY.
JUN.
JUL.
AUG.
SEP.
OCT.
NOV.
DEC.
M
CONSTRUCTION MATERIALS(EXCLUDE CEMENT & STEEL)
262.6
263.6
264.7
267.9
267.0
265.7
266.8
268.1
268.1
268.3
269.3
270.2
S
STEEL PRICE INDEX
218.7
218.0
220.0
245.0
248.5
231.3
227.3
231.2
235.1
225.6
227.6
233.5
C
CEMENT PRICE INDEX
188.2
187.4
183.5
179.3
179.3
177.4
177.4
183.4
187.2
192.8
199.2
199.2
G
IRON SHEET PRICE INDEX
299.2
299.2
306.2
322.8
325.4
309.0
321.0
322.5
322.5
309.6
309.6
309.6
I
GENERAL CONSUMER PRICE INDEX OF THAILAND
229.3
230.5
231.0
232.3
232.7
233.3
233.6
234.2
234.0
234.0
234.6
234.9
F
HIGH SPEED DIESEL PRICE INDEX
470.9
468.9
486.6
499.8
491.3
473.4
475.7
480.2
466.5
480.3
493.2
508.0
A
ASPHALT PRICE INDEX
404.0
412.2
416.0
424.2
427.6
427.6
427.6
423.8
422.2
416.9
414.3
415.2
E
MACHINERY AND EQUIPMENT PRICE INDEX
281.9
281.9
281.9
281.9
282.1
282.1
282.2
282.2
282.2
282.2
282.2
282.2
GIP
GALVANIZED IRON PIPE PRICE INDEX
356.3
356.3
356.3
397.2
405.2
397.4
397.4
397.4
397.4
397.4
397.4
397.4
AC
ASBESTOS PIPE PRICE INDEX
151.1
151.1
151.1
151.1
151.1
151.1
151.1
151.1
151.1
151.1
151.1
151.1
PVC
PVC WATER PIPE PRICE INDEX
152.6
154.3
156.0
156.0
156.0
150.9
145.0
145.0
148.4
148.4
148.4
148.4
W
INSULATED WIRE PRICE INDEX
363.2
363.2
363.2
363.2
355.7
355.7
355.7
355.7
355.7
376.5
380.3
389.4
PE
HYDENSITY POLYETHYLENE PIPE PRICE INDEX
190.3
190.3
190.3
192.7
192.7
192.7
192.7
192.7
192.7
188.7
188.7
188.7

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