start_off t_off_date ev_off_lastday g_off_split t_off_exit g_off_join t_off_pay end_off t_off_revoke t_off_kit t_off_plan foff1 foff1 foff2 foff2 foff3 foff3 foff4 foff4 foff5 foff6 foff7 foff5 foff8 foff6 foff9 foff7 foff10 foff8 foff9 foff10 foff11 foff11 foff12 foff12