Jan ( N = 1857 )

Feb ( N = 1678 )

Mar ( N = 1859 )

Apr ( N = 1773 )

May ( N = 1804 )

Jun ( N = 1800 )

Jul ( N = 1820 )

Aug ( N = 1858 )

Sep ( N = 1796 )

Oct ( N = 1860 )

Nov ( N = 1789 )

Dec ( N = 1858 )