Below is the array : i need count of duplicate values in array for e.g. business=4
Array (
[0] => Array ( [KRA_category] => Business )
[1] => Array ( [KRA_category] => Business )
[2] => Array ( [KRA_category] => People )
[3] => Array ( [KRA_category] => Business )
[4] => Array ( [KRA_category] => Business )
[5] => Array ( [KRA_category] => Business )
)