How to change value and fetch value of Minimum Order Amounts of free shipping in magento

First of all to make Minimum Order Amounts of Free Shipping to [STORE VIEW] instead of [WEBSITE] then Go to app->code->core->Mage->Shipping->etc->System.xml
then change the value of <show_in_store> to 1 under carriers -> groups -> freeshipping ->free_shipping_subtotal.

Now to fetch the value of the Minimum Order Amount according to store view write the below code

<?php echo Mage::getStoreConfig('carriers/freeshipping/free_shipping_subtotal'); ?>