And it's even worse (in terms of lack of alternatives) than the headline suggests: The next two entities visible on the chart are the Chinese and Russian space

And it's even worse (in terms of lack of alternatives) than the headline suggests: The next two entities visible on the chart are the Chinese and Russian space agencies. Sanctions likely mean that most Western companies can't access at least the Russian capacity. If you're looking at at least marginally Western-aligned or neutral countries, you have a Japanese and Indian company with ~1% of SpaceX's launch mass each, and everything after that, including ULA, is so small it's only visible on the inset zoom-in chart (together less than 1% of the entire mass).