Based on the provided data, the forecasted year-on-year variations are as follows:
- 2024-2025: 6.09%
- 2025-2026: 5.65%
- 2026-2027: 5.26%
- 2027-2028: 5.0%
The Compound Annual Growth Rate (CAGR) over the last 5 forecasted years is approximately 5.69%.
Future trends to watch include potential impacts from technological advancements, governmental policies promoting public transportation, infrastructure investments, and shifts in passenger preferences towards eco-friendly travel options. These factors could influence further growth rates in high-speed passenger train traffic in Turkey.