condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.01910315 0.0 0.0382063 4 h after dark 0.03339415 0.0 0.0667883 8 h after dark 0.01673475 0.0 0.0334695 12 h after dark 0.030346599999999998 0.0277426 0.0329506