1980/5[19]	1980/6[20]	1980/7[21]	1980/9[22]	1980/10[23]	1980/11[24]

1980/12[25]	1981/1[26]	1981/2[27]	1981/3[28]	1981/4[29]	1981/5[30]

1981/6[31]	1981/7[32]	1981/8[33]	1981/9[34]	1981/10[35]	1981/11[36]