2018 IRR to IDR Historical Review

YEARLY HIGH

0.3807 IDR

YEARLY LOW

0.3259 IDR

YEARLY AVERAGE

0.3493 IDR

2018 IRR to IDR Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2018

During 2018, the IRR to IDR exchange rate experienced significant fluctuation. The market reached its absolute peak on January 1, valuing the pair at 0.3807. Conversely, the yearly low was recorded on July 30, dropping to 0.3259.

This high-to-low spread represents a total annual volatility of 0.0548 IDR. From a start-to-finish perspective, comparing the January average rate of 0.3721 to the December average rate of 0.3436, the exchange rate registered a net change of -7.67% (reflecting a weakening trend).

Looking at year-over-year peak valuations, the 2018 high of 0.3807 was down 15.14% compared to the 2017 peak of 0.4486, indicating shifts in long-term support levels.

Transfer Payout Power Comparison

Comparing the value generated converting 5,000 IRR based on timing:

Yearly Peak High 1,903 IDR

2017 Average 2,026 IDR

Yearly Trough Low 1,629 IDR

Transaction Impact: A difference of 273.98 IDR purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2018.

0.3763

0.3257

JanuMarcMayJulySeptNove

IRR to IDR Seasonal Trends & Volatility Analysis

A structured review of seasonal halves, trading extremes, consecutive streaks, and historical baselines.

Seasonal Halves (H1 vs H2)

Seasonal

The average exchange rate in the first half of the year (H1: Jan–Jun) was 0.3584, compared to 0.3401 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the first half (Jan–Jun) by a margin of 0.0183 points.

H1 Avg (Jan–Jun) 0.3584

H2 Avg (Jul–Dec) 0.3401

Volatility Range Comparison

Volatility

The most volatile month in 2018 was May, with a trading range of 0.0460 IDR (High: 0.3759 / Low: 0.3299). On the other end, September was the most stable month, with a tight range of 0.0013 IDR (High: 0.3343 / Low: 0.3330).

May Spread (Volatile) ±0.0460

September Spread (Stable) ±0.0013

Growth Streaks & Declines

Trends

Between July and October, the exchange rate recorded its longest consecutive growth streak of the year, climbing for 3 straight months. Conversely, the sharpest month-over-month decline occurred between April and May, when the average rate fell by 0.0211 points.

Longest Streak 3 Mo.

Sharpest MoM Drop -0.0211

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (January 2018: 0.3721) against the same month in 2017 (average: 0.4220), the exchange rate shifted by -0.0499 (-11.83%).

2018 Avg (January) 0.3721

2017 Avg (January) 0.4220

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	0.3807	0.3618	0.3721
February	0.3688	0.3629	0.3665
March	0.3683	0.3659	0.3670
April	0.3707	0.3656	0.3680
May	0.3759	0.3299	0.3469
June	0.3338	0.3284	0.3301
July	0.3342	0.3259	0.3299
August	0.3334	0.3260	0.3309
September	0.3343	0.3330	0.3338
October	0.3606	0.3378	0.3572
November	0.3560	0.3372	0.3452
December	0.3464	0.3360	0.3436