Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
2005	124.1	123.1	124.6	124.6	125.2	125.0	125.7	126.0	126.8	127.3	128.4	128.1
2006	128.8	130.0	131.2	132.8	133.1	134.7	135.1	136.8	136.7	138.3	138.3	139.4
2007	140.7	141.7	142.8	143.8	144.0	145.3	146.5	147.0	147.2	149.3	151.9	153.5
2008	154.8	155.0	156.2	154.0	158.8	159.9	161.6	163.3	164.4	164.3	165.3	167.1
2009	165.1	164.4	162.6	160.8	160.5	160.6	159.6	158.0	157.7	157.4	156.9	155.3
2010	156.5	156.4	156.7	157.6	158.7	158.1	158.4	159.7	160.2	161.5	161.4	161.0
2011	162.7	164.3	166.6	169.2	170.1	171.2	172.6	174.0	176.6	178.2	178.7	180.6
2012	181.3	182.3	184.7	185.2	186.2	187.8	188.6	189.3	189.4	189.4	190.5	192.2
2013	193.1	194.6	194.0	193.8	193.1	192.5	193.0	193.4	193.3	193.1	194.0	194.0
2014	194.0	195.4	193.7	194.6	196.4	197.6	198.6	198.4	199.4	201.5	201.0	201.2
2015	199.4(P)	198.3(P)
P : preliminary