2018 STD to IDR Historical Review

YEARLY HIGH

0.7250 IDR

YEARLY LOW

0.6577 IDR

YEARLY AVERAGE

0.6857 IDR

2018 STD to IDR Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2018

During 2018, the STD to IDR exchange rate experienced significant fluctuation. The market reached its absolute peak on October 29, valuing the pair at 0.7250. Conversely, the yearly low was recorded on January 9, dropping to 0.6577.

This high-to-low spread represents a total annual volatility of 0.0673 IDR. From a start-to-finish perspective, comparing the January average rate of 0.6641 to the December average rate of 0.6897, the exchange rate registered a net change of 3.84% (reflecting a strengthening trend).

Looking at year-over-year peak valuations, the 2018 high of 0.7250 was up 9.41% compared to the 2017 peak of 0.6627, indicating shifts in long-term support levels.

Transfer Payout Power Comparison

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

Yearly Peak High 3,625 IDR

2017 Average 3,086 IDR

Yearly Trough Low 3,289 IDR

Transaction Impact: A difference of 336.42 IDR purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2018.

0.7255

0.6586

JanuMarcMayJulySeptNove

STD 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 0.6793, compared to 0.6920 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the second half (Jul–Dec) by a margin of 0.0127 points.

H1 Avg (Jan–Jun) 0.6793

H2 Avg (Jul–Dec) 0.6920

Volatility Range Comparison

Volatility

The most volatile month in 2018 was November, with a trading range of 0.0379 IDR (High: 0.7187 / Low: 0.6808). On the other end, September was the most stable month, with a tight range of 0.0025 IDR (High: 0.6854 / Low: 0.6829).

November Spread (Volatile) ±0.0379

September Spread (Stable) ±0.0025

Growth Streaks & Declines

Trends

Between June and October, the exchange rate recorded its longest consecutive growth streak of the year, climbing for 4 straight months. Conversely, the sharpest month-over-month decline occurred between October and November, when the average rate fell by 0.0230 points.

Longest Streak 4 Mo.

Sharpest MoM Drop -0.0230

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (October 2018: 0.7199) against the same month in 2017 (average: 0.6490), the exchange rate shifted by +0.0709 (+10.92%).

2018 Avg (October) 0.7199

2017 Avg (October) 0.6490

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	0.6778	0.6577	0.6641
February	0.6893	0.6798	0.6842
March	0.6954	0.6872	0.6919
April	0.6951	0.6901	0.6923
May	0.6836	0.6608	0.6777
June	0.6758	0.6593	0.6658
July	0.6828	0.6766	0.6801
August	0.6835	0.6791	0.6810
September	0.6854	0.6829	0.6844
October	0.7250	0.6928	0.7199
November	0.7187	0.6808	0.6969
December	0.6946	0.6783	0.6897

૨૦૨૫ STD થી IDR ઐતિહાસિક સમીક્ષા