condition mean min max 0 h after light 0.0700085 0.0 0.140017 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.067464 0.0 0.134928 12 h after light 0.19670680222499998 7.60445e-06 0.393406 2 h after dark 0.2714345 0.0 0.542869 4 h after dark 0.00307299 0.0 0.00614598 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0