2018 WST to IDR Historical Review

YEARLY HIGH

5843.0812 IDR

YEARLY LOW

5304.8035 IDR

YEARLY AVERAGE

5514.1685 IDR

2018 WST to IDR Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2018

During 2018, the WST to IDR exchange rate experienced significant fluctuation. The market reached its absolute peak on October 8, valuing the pair at 5843.0812. Conversely, the yearly low was recorded on January 13, dropping to 5304.8035.

This high-to-low spread represents a total annual volatility of 538.2776 IDR. From a start-to-finish perspective, comparing the January average rate of 5332.7431 to the December average rate of 5566.6548, the exchange rate registered a net change of 4.39% (reflecting a strengthening trend).

Looking at year-over-year peak valuations, the 2018 high of 5843.0812 was up 6.43% compared to the 2017 peak of 5489.8295, indicating shifts in long-term support levels.

Transfer Payout Power Comparison

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

Yearly Peak High 29,215,406 IDR

2017 Average 26,448,167 IDR

Yearly Trough Low 26,524,018 IDR

Transaction Impact: A difference of 2,691,388.24 IDR purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2018.

5842.9350

5286.3620

JanuMarcMayJulySeptNove

WST 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 5428.1307, compared to 5600.2063 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the second half (Jul–Dec) by a margin of 172.0756 points.

H1 Avg (Jan–Jun) 5428.1307

H2 Avg (Jul–Dec) 5600.2063

Volatility Range Comparison

Volatility

The most volatile month in 2018 was November, with a trading range of 270.5228 IDR (High: 5781.2880 / Low: 5510.7652). On the other end, September was the most stable month, with a tight range of 20.2441 IDR (High: 5573.9753 / Low: 5553.7312).

November Spread (Volatile) ±270.5228

September Spread (Stable) ±20.2441

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 172.9032 points.

Longest Streak 4 Mo.

Sharpest MoM Drop -172.9032

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (October 2018: 5796.5539) against the same month in 2017 (average: 5379.3129), the exchange rate shifted by +417.2410 (+7.76%).

2018 Avg (October) 5796.5539

2017 Avg (October) 5379.3129

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	5435.8914	5304.8035	5332.7431
February	5495.6934	5395.2015	5439.5025
March	5516.6376	5422.5888	5444.5686
April	5504.3876	5389.7888	5442.7663
May	5512.8687	5400.9186	5465.1101
June	5494.5012	5388.9581	5444.0935
July	5533.3591	5481.4483	5511.0682
August	5558.7234	5522.3921	5537.4586
September	5573.9753	5553.7312	5565.8514
October	5843.0812	5633.6293	5796.5539
November	5781.2880	5510.7652	5623.6507
December	5615.1520	5480.0351	5566.6548