austres package:datasets R Documentation _Q_u_a_r_t_e_r_l_y _T_i_m_e _S_e_r_i_e_s _o_f _t_h_e _N_u_m_b_e_r _o_f _A_u_s_t_r_a_l_i_a_n _R_e_s_i_d_e_n_t_s _D_e_s_c_r_i_p_t_i_o_n: Numbers (in thousands) of Australian residents measured quarterly from March 1971 to March 1994. The object is of class '"ts"'. _U_s_a_g_e: austres _S_o_u_r_c_e: P. J. Brockwell and R. A. Davis (1996) _Introduction to Time Series and Forecasting._ Springer