FWIW, nytimes.com accounts for ~4% of all posts that appear on the HN homepage: https://toddwschneider.com/dashboards/hacker-news-trends/?q=...
Top 10 domains by # of items on front page since 1/1/18:
rank | domain | count
------+-----------------+-------
1 | github.com | 2041
2 | ycombinator.com | 1911
3 | nytimes.com | 1818
4 | bloomberg.com | 1028
5 | medium.com | 826
6 | techcrunch.com | 735
7 | theguardian.com | 666
8 | github.io | 615
9 | bbc.com | 558
10 | arstechnica.com | 493