how too summary values in specyfic range :     $srv2 = 0;
        		foreach ($result as $value) {
        			
        			for($i = 0; $i >= 11 && $i <= 20; $i++){
        				$srv2 += $value['words_count'];
        			}
        			if ($i > 20)
        			{
        				break;
        			}
        		}

Can sameone tell me what is wrong ? I want to summarry all values in range 11-20 included 11.  
