As a Swede, seeing Americans react to this website is interesting. Sweden introduced "Text-TV" in 1979 (it was pioneered by the BBC in the early 70's I believe), which means that reading text based sports results on your TV is a completely ubiquitous cultural phenomenon for anyone who grew up in Sweden in the 80's, the 90's and all the way up to when the Internet and smartphones took over. Swedish state television (S…
https://en.wikipedia.org/wiki/List_of_teletext_services says “The Netherlands has run a regular Teletext service since the end of 1977 on the public broadcasting channels”. That would make that older. Ceefax was from 1974, so it seems there’s room for an even older still operating one.