Make sure you are on the daily time frame while viewing the performance and trade history to ensure the script works as intended and you have the most historical data as possible from Trading View.
In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.