2018 SDG to IDR Historical Review

YEARLY HIGH

1938.2641 IDR

YEARLY LOW

298.7119 IDR

YEARLY AVERAGE

783.8264 IDR

2018 SDG to IDR Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2018

During 2018, the SDG to IDR exchange rate experienced significant fluctuation. The market reached its absolute peak on January 1, valuing the pair at 1938.2641. Conversely, the yearly low was recorded on December 2, dropping to 298.7119.

This high-to-low spread represents a total annual volatility of 1639.5523 IDR. From a start-to-finish perspective, comparing the January average rate of 1912.5053 to the December average rate of 305.0188, the exchange rate registered a net change of -84.05% (reflecting a weakening trend).

Looking at year-over-year peak valuations, the 2018 high of 1938.2641 was down 7.70% compared to the 2017 peak of 2099.8913, indicating shifts in long-term support levels.

Transfer Payout Power Comparison

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

Yearly Peak High 9,691,321 IDR

2017 Average 10,085,232 IDR

Yearly Trough Low 1,493,559 IDR

Transaction Impact: A difference of 8,197,761.45 IDR purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2018.

2073.2540

144.2702

JanuMarcMayJulySeptNove

SDG 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 976.1956, compared to 591.4571 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the first half (Jan–Jun) by a margin of 384.7385 points.

H1 Avg (Jan–Jun) 976.1956

H2 Avg (Jul–Dec) 591.4571

Volatility Range Comparison

Volatility

The most volatile month in 2018 was February, with a trading range of 1162.5718 IDR (High: 1910.5727 / Low: 748.0009). On the other end, September was the most stable month, with a tight range of 6.1241 IDR (High: 801.5015 / Low: 795.3774).

February Spread (Volatile) ±1162.5718

September Spread (Stable) ±6.1241

Growth Streaks & Declines

Trends

Between June and September, 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 January and February, when the average rate fell by 1043.9712 points.

Longest Streak 3 Mo.

Sharpest MoM Drop -1043.9712

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (January 2018: 1912.5053) against the same month in 2017 (average: 2077.2577), the exchange rate shifted by -164.7524 (-7.93%).

2018 Avg (January) 1912.5053

2017 Avg (January) 2077.2577

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	1938.2641	1897.4118	1912.5053
February	1910.5727	748.0009	868.5341
March	765.8878	756.3476	760.9277
April	769.9781	757.9049	762.4702
May	787.8459	766.4068	777.0955
June	790.0504	764.6739	775.6408
July	797.8432	787.5545	792.7805
August	799.2551	792.8912	795.3928
September	801.5015	795.3774	799.3183
October	849.4763	319.3195	548.3613
November	317.5592	300.9077	307.8709
December	307.1681	298.7119	305.0188