condition mean min max 4 h after light 0.073612 0.0 0.147224 8 h after light 0.006413 0.0 0.012826 12 h after light 0.0 0.0 0.0 4 h after dark 0.026146933333333334 0.0 0.0468883 8 h after dark 0.03179973333333334 0.0 0.0953992 12 h after dark 0.048853 0.0 0.146559