The sector saw variable trends: a decline from 2013 (~157k) to 2017 (~125k), slight recovery until 2019 (~132k), and a sharp increase in 2020 (~178k). Post-2020, employment dipped slightly (~145k), stabilizing through 2028. Year-on-year variations highlight significant fluctuations, peaking at +35.02% in 2020. The last 5 years exhibit a 0% CAGR, indicating stability following previous volatility.
Future Trends: Watch for technological advancements and their impact on employment. Additionally, shifts toward eco-friendly installations and government policy changes could influence sector growth.