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Table 2

Characteristics of the spectroscopic redshift sample.

Spectroscopic imed %
survey

VIPERS 33 896 21.7 60.5
PRIMUS 14 725 21.7 26.3
SDSS-BOSS 4075 19.0 7.3
VVDS Wide 1630 21.6 2.9
VVDS Deep 457 23.1 0.8
UDSz 1220 23.1 2.2

Total sample 51 396 21.6 100

Notes.We report the number of spectroscopic redshifts (), the median value in the i-band (imed), the contribution of each survey to the total spectroscopic sample (%), and their relative fraction of galaxies with i < 22.5 and i > 22.5.

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