condition mean min max 0 h after light 2.63085 1.90979 3.35191 4 h after light 1.9177849999999999 1.88963 1.94594 8 h after light 0.2361805 0.0 0.472361 4 h after dark 0.235384 0.0 0.470768 8 h after dark 0.940455 0.0 1.88091 12 h after dark 3.5345050000000002 3.33765 3.73136