»Meanwhile, recently published studies set the estimate for total global methane emissions from the industry at 80-140 million tons per year, while the International Energy Agency’s (IEA) methane tracker estimates emissions at the lower end of this range.»[1]

[1] Progress on methane emissions by energy companies, but numbers still don’t add up: UNEP | 31 October 2022 | https://news.un.org/en/story/2022/10/1130047