Mt5 backtest history quality 0%

 

Does anyone know which brokers has the best data to backtest on in mt5? I am getting 0% for earlier years with a current broker thanks for the help. 

 
sarahfoxwell:

Does anyone know which brokers has the best data to backtest on in mt5? I am getting 0% for earlier years with a current broker thanks for the help. 

Most MT5 brokers offer every tick based on real tick history data from 2018-2019, that's the last 5-6 years.

If you are testing for periods prior to these years, its not surprise that you get no data and results.