condition mean min max 3 h after light 0.102632 0.0 0.172433 6 h after light 0.0981948 0.0612984 0.1193 9 h after light 0.055028 0.0 0.165084 12 h after light 0.184213125 0.0 0.568921 3 h after dark 0.0757414 0.0697437 0.0877334 6 h after dark 0.1429285 0.0997975 0.208479 9 h after dark 0.170076 0.090162 0.317591 12 h after dark 0.09596015000000001 0.0537803 0.13814