... :
----- Zero ----- 0
---- One -------- 1
---- Two -------- 2
---- Three ------ 3
---- Four ------ 4
---- Five ------ 5
---- Six --------- 6
---- Seven- ---- 7
---- Eight ------ 8
---- Nine ------- 9
---- Ten ------ 10
.. :
Eleven ---- 11 ----
Twelve --- 12 ----
Therteen --- 13 ---
Fourteen ---- 14 ---
Fifteen ---- 15 ----
Sixteen --- 16 ---
Seventeen --- 17---
Eighteen --- 18 ----
Nineteen --- 19 ---