Find the Median 1 , 1 , 2 , 4 , 6 , 7 , 7 , 8 , 9 , 10 , 12 , 13 , 17 , 17 , 18

$1$ , $1$ , $2$ , $4$ , $6$ , $7$ , $7$ , $8$ , $9$ , $10$ , $12$ , $13$ , $17$ , $17$ , $18$

Step 1

Arrange the terms in ascending order.