condition mean min max 0 h after light 2.382005 1.25403 3.50998 2 h after light 0.7992475 0.753753 0.844742 4 h after light 0.1274185 0.0 0.254837 8 h after light 0.0 0.0 0.0 12 h after light 0.807282 0.755692 0.858872 2 h after dark 0.7971485 0.561467 1.03283 4 h after dark 0.3661435 0.250174 0.482113 8 h after dark 0.0 0.0 0.0 12 h after dark 1.307865 1.07088 1.54485