On the point of there always being a shortage of tenors, these charts are interesting: https://www.researchgate.net/figure/Frequency-distribution-of-the-fundame

On the point of there always being a shortage of tenors, these charts are interesting: https://www.researchgate.net/figure/Frequency-distribution-of-the-fundamental-frequency-F-0-for-male-and-female-talkers-over_fig2_260543129 https://www.researchgate.net/figure/Frequency-distribution-o... The shape of the distribution has a much longer tail for women than men, on the high pitch side.