Acquired last week

        weeks = $ [ ' Sunday ' , ' Monday ' , ' Tuesday ' , ' Wednesday ' , ' Thursday ' , ' Friday ' , ' Saturday ' ]; 
        $ a dates = [
             ' statistics_date <= ' => DATE ( " Ymd " , strtotime ( " -1 Day " )),
             ' statistics_date> = ' =>date("Y-m-d", strtotime ( " -7 Day " )) 
        ]; 
        $ RES = Array ();
         // last 7 days to produce the array 
        for (I $ = . 7 , $ J = 0 ; $ I> 0 ; $ I -, $ J ++ ) { 
            $ Time = DATE ( " Ymd " , strtotime ( " - " $ I.. " Day " )); 
            $ List [$ Time] = $ J; 
        } 
        // last 7 days week converted to 
        the foreach ($ List aS Key = $> $ Val) { 
            $ D= date("w",strtotime($key));
            $w = $weeks[$d];
            $res[$w]=$w;
        }