condition mean min max 4 h after light 0.0836215 0.0 0.167243 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.11038400000000001 0.072887 0.147881 8 h after dark 0.0 0.0 0.0 12 h after dark 0.03027585 0.0 0.0605517