condition mean min max 4 h after light 1.060359 0.856568 1.26415 8 h after light 0.71536 0.690275 0.740445 12 h after light 0.938662 0.790964 1.08636 4 h after dark 1.1008506666666666 0.710492 1.73964 8 h after dark 1.354206 0.992078 1.80628 12 h after dark 0.7757323333333334 0.0 1.48652