$500\text{ mL}$ of $1.2\text{ M }\text{KI}$ solution is mixed with $500\text{ mL}$ of $0.2\text{ M }\text{KMnO}_4$ solution in basic medium. The liberated iodine was titrated with standard $0.1\text{M }\text{Na}_2\text{S}_2\text{O}_3$ solution in the presence of starch indicator till the blue color disappeared. The volume (in L) of $\text{Na}_2\text{S}_2\text{O}_3$ consumed is ______________. (Nearest integer)
