condition mean min max 0 h after light 0.45531199999999994 0.321026 0.589598 4 h after light 0.485359 0.316514 0.654204 8 h after light 0.752555 0.688147 0.816963 4 h after dark 0.342186 0.316535 0.367837 8 h after dark 0.264586 0.263476 0.265696 12 h after dark 0.265417 0.156806 0.374028