Based on the provided data, the number of motor coaches, buses, and trolley buses in Turkey has shown a fluctuating trend. The year-on-year variations indicate growth, with 2015 marking a notable increase of 4.35% followed by a moderate yet consistent rise through 2017-2019. A slight decline was seen in 2020 and 2021. However, 2023 and forecasted years show optimism with projected growth rates of 0.67% CAGR from 2024 to 2028, resulting in an estimated 3.38% increase over five years.
Future trends to watch for include advancements in electric and autonomous bus technologies, urbanization trends influencing public transport demand, and potential government policies for sustainable transportation.