Buying power of Rp11,880 in 1969

This chart shows a calculation of buying power equivalence for Rp11,880 in 1969 (price index tracking began in 1959).

For example, if you started with Rp11,880, you would need to end with Rp2,004,399.38 in order to "adjust" for inflation (sometimes refered to as "beating inflation").

When Rp11,880 is equivalent to Rp2,004,399.38 over time, that means that the "real value" of a single Indonesian ruphia decreases over time. In other words, a ruphia will pay for fewer items at the store.

This effect explains how inflation erodes the value of a ruphia over time. By calculating the value in 1969 dollars, the chart below shows how Rp11,880 is worth less over 55 years.

According to the OECD and the World Bank, each of these IDR amounts below is equal in terms of what it could buy at the time:

This conversion table shows various other 1969 amounts in today's ruphias, based on the 16,772.05% change in prices:

How to calculate inflation rate for Rp11,880 since 1969

Our calculations use the following inflation rate formula to calculate the change in value between 1969 and today:

Then plug in historical CPI values. The Indonesian CPI was 0.7768726 in the year 1969 and 131.07432316671134 in 2024:

Rp11,880 in 1969 has the same "purchasing power" or "buying power" as Rp2,004,399.38 in 2024.

To get the total inflation rate for the 55 years between 1969 and 2024, we use the following formula:

Plugging in the values to this equation, we get:

Data source & citation

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