2018 IDR to STD Historical Review

YEARLY HIGH

1.5204 STD

YEARLY LOW

1.3793 STD

YEARLY AVERAGE

1.4591 STD

2018 IDR to STD Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2018

During 2018, the IDR to STD exchange rate experienced significant fluctuation. The market reached its absolute peak on January 9, valuing the pair at 1.5204. Conversely, the yearly low was recorded on October 29, dropping to 1.3793.

This high-to-low spread represents a total annual volatility of 0.1411 STD. From a start-to-finish perspective, comparing the January average rate of 1.5058 to the December average rate of 1.4500, the exchange rate registered a net change of -3.70% (reflecting a weakening trend).

Looking at year-over-year peak valuations, the 2018 high of 1.5204 was down 12.93% compared to the 2017 peak of 1.7463, indicating shifts in long-term support levels.

Transfer Payout Power Comparison

Comparing the value generated converting 10,000,000 IDR based on timing:

Yearly Peak High 15,204,457 STD

2017 Average 16,242,000 STD

Yearly Trough Low 13,793,361 STD

Transaction Impact: A difference of 1,411,096.13 STD purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2018.

1.5174

1.3775

JanuMarcMayJulySeptNove

IDR to STD 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 1.4725, compared to 1.4457 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the first half (Jan–Jun) by a margin of 0.0268 points.

H1 Avg (Jan–Jun) 1.4725

H2 Avg (Jul–Dec) 1.4457

Volatility Range Comparison

Volatility

The most volatile month in 2018 was November, with a trading range of 0.0774 STD (High: 1.4689 / Low: 1.3914). On the other end, September was the most stable month, with a tight range of 0.0053 STD (High: 1.4643 / Low: 1.4590).

November Spread (Volatile) ±0.0774

September Spread (Stable) ±0.0053

Growth Streaks & Declines

Trends

Between April and June, the exchange rate recorded its longest consecutive growth streak of the year, climbing for 2 straight months. Conversely, the sharpest month-over-month decline occurred between September and October, when the average rate fell by 0.0719 points.

Longest Streak 2 Mo.

Sharpest MoM Drop -0.0719

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (January 2018: 1.5058) against the same month in 2017 (average: 1.7264), the exchange rate shifted by -0.2207 (-12.78%).

2018 Avg (January) 1.5058

2017 Avg (January) 1.7264

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	1.5204	1.4753	1.5058
February	1.4710	1.4508	1.4615
March	1.4552	1.4381	1.4454
April	1.4490	1.4386	1.4445
May	1.5134	1.4629	1.4757
June	1.5167	1.4798	1.5021
July	1.4780	1.4645	1.4703
August	1.4726	1.4630	1.4685
September	1.4643	1.4590	1.4611
October	1.4435	1.3793	1.3892
November	1.4689	1.3914	1.4352
December	1.4742	1.4397	1.4500