How accurate are ADA's polls?

ELECTIONADA POLLACTUAL RESULT
2023-05-14 Cumhurbaşkanlığı 1. Tur
Erdoğan: 50.6%
Kılıçdaroğlu: 44.8%
Oğan: 1.7%
Erdoğan: 49.52%
Kılıçdaroğlu: 44.88%
Oğan: 5.17%
2023-05-14 Genel Seçim
Cumhur: 50.8%
Millet: 33.5%
Emek: 12.3%
Cumhur: 49.49%
Millet: 35.04%
Emek: 10.55%
2019-03-31 İstanbul Belediye
Yıldırım: 48.4%
İmamoğlu: 49.2%
Yıldırım: 48.61%
İmamoğlu: 48.77%
2019-06-23 İstanbul Belediye (tekrar)
Yıldırım: 48.3%
İmamoğlu: 50.64%
Yıldırım: 45%
İmamoğlu: 54.22%
2018-06-24 Genel Seçim
Cumhur: 48.2%
Millet: 39.1%
HDP: 11.8%
Cumhur: 53.7%
Millet: 33.9%
HDP: 11.7%