Fig. 1

Histograms showing matched distributions of Seyfert types 1s and 2s in redshift, [O III] λ5007 Å luminosity, Hubble type of the host galaxy, total stellar absolute magnitude of the host galaxy, and absolute magnitude of the bulge. The histograms for types 1s and 2s are plotted with red colored solid lines and green colored dashed lines, respectively.
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