condition mean min max 4 h after light 0.12517355 0.0310811 0.219266 8 h after light 0.152725 0.101514 0.203936 12 h after light 0.21664650000000002 0.123341 0.309952 4 h after dark 0.0816654 0.0549658 0.108365 8 h after dark 0.07431035 0.0678809 0.0807398 12 h after dark 0.14560099999999998 0.133657 0.157545