The forecast data indicates a stable trend in the total support for natural gas in Canada, as a percentage of GDP, from 2024 to 2028, with slight decreases by 2027 and 2028. From the values provided, there's a marginal decline projected from 0.049% in the early years of this period to 0.048% in the latter years. Variations year-on-year are minor, suggesting a consistent support level relative to GDP.

Future trends to watch for:

Potential policy changes or environmental regulations impacting natural gas support.
Fluctuations in global energy prices affecting Canada's energy sector dynamics.
Technological advancements which might alter the cost-effectiveness of natural gas relative to other energy sources.