condition mean min max 0 h after light 0.429303 0.34381 0.514796 4 h after light 0.9446755 0.874231 1.01512 8 h after light 1.46022 1.22274 1.6977 4 h after dark 1.3499189999999999 0.845988 1.85385 8 h after dark 1.6928800000000002 0.68171 2.70405 12 h after dark 1.097096 0.685472 1.50872