January

619.1

724.4

707.4

882.0

927.8

 February

686.3

761.0

828.8

947.2

1,041.0

 March

772.6

926.9

971.7

1,119.6

1,096.9

 April

733.0

790.7

922.0

950.5

 May

759.6

846.1

931.6

1,081.6

 June

747.4

789.5

874.3

955.6

 July

739.8

784.3

847.5

911.1

 August

743.6

753.6

830.1

918.0

 September

747.4

762.8

887.3

901.7

 October

792.0

777.7

865.2

917.5

 November

751.8

791.5

903.2

982.8

 December

691.2

739.5

839.4

885.3