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


Year  2006

Variable
JAN.
FAB.
MAR.
APR.
MAY.
JUN.
JUL.
AUG.
SEP.
OCT.
NOV.
DEC.
M
CONSTRUCTION MATERIALS(EXCLUDE CEMENT & STEEL)
230.4
231.5
236.3
238.9
241.3
244.9
245.1
244.6
243.7
244.8
245.6
244.6
S
STEEL PRICE INDEX
193.4
194.3
207.5
216.9
221.8
223.2
219.2
210.7
211.9
215.5
221.1
220.6
C
CEMENT PRICE INDEX
177.2
179.8
179.8
181.9
186.7
186.7
193.1
193.1
193.1
193.1
193.1
193.1
G
IRON SHEET PRICE INDEX
258.1
241.0
267.6
299.2
301.3
301.3
301.3
294.8
288.5
287.1
289.2
285.1
I
GENERAL CONSUMER PRICE INDEX OF THAILAND
205.7
206.2
208.2
210.6
212.1
212.1
212.5
212.7
211.9
212.8
212.7
212.5
F
HIGH SPEED DIESEL PRICE INDEX
401.4
405.8
421.7
437.2
439.9
454.2
462.9
458.5
432.4
400.8
395.6
391.3
A
ASPHALT PRICE INDEX
208.7
216.3
223.7
227.0
237.0
237.0
236.1
236.1
236.6
236.6
236.6
236.6
E
MACHINERY AND EQUIPMENT PRICE INDEX
203.1
203.1
203.1
203.1
207.1
207.1
207.1
207.1
207.1
207.1
207.1
207.1
GIP
GALVANIZED IRON PIPE PRICE INDEX
322.0
322.0
332.3
347.6
357.8
388.5
388.5
383.3
383.3
383.3
388.4
388.4
AC
ASBESTOS PIPE PRICE INDEX
125.2
125.2
125.2
125.2
125.2
125.2
125.2
125.2
125.2
125.2
125.2
125.2
PVC
PVC WATER PIPE PRICE INDEX
137.3
141.5
141.5
138.1
138.1
139.9
139.9
139.9
144.9
143.2
138.2
133.1
W
INSULATED WIRE PRICE INDEX
264.3
264.3
264.3
270.1
305.4
305.4
305.4
305.4
305.4
305.4
305.4
305.4
PE
HYDENSITY POLYETHYLENE PIPE PRICE INDEX
196.5
196.5
196.5
200.6
202.2
202.2
203.9
203.9
203.9
203.9
203.9
200.1

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