good question riddle,
                                      well obiously at 2058 the price of momo was rupian 10 as far as i remember back in  may be 2064 also the price of momo didn't go up by that much it was like rupian 10 - rupian 12  . so i see ur trying to prove the price of everything has gone up but i don't think it has gone that much upmay be price of  same momo has reached to 15 rupian that's about it  may be . 

                                        yours sincerely,
                                        intelligent guy