In 2023, the total support on petroleum for electricity generation in the US stood at an undisclosed value as data specific to that year wasn't provided. However, from 2024 onwards, the values indicate a consistent decline in support from $26.3 million to $23.64 million by 2028, suggesting a clear downward trend.

The year-on-year variation shows a steady reduction, averaging approximately -2.6% annually. Over the five-year forecast period, this represents a compound annual growth rate (CAGR) of -2.6%.

Future trends to watch include:

The ongoing transition to renewable energy sources which could further diminish reliance on petroleum.
Potential policy shifts aimed at reducing carbon emissions, affecting petroleum support levels.
Technological advancements in electricity generation efficiency.