1970
 JanFebMarAprMayJunJulAugSepOctNovDec
1 1 1 1 1 1 1 --- --- --- 1,2 1 ---
2 1 1 1 --- --- 1 1 --- 1 --- --- ---
3 1 1 1 1 --- --- --- 1 1 1 1 ---
4 1 --- 1 1 1 1,2 1 1 --- 1,2 --- ---
5 1 1 1 --- --- --- 1 1 1 --- 1,2 ---
6 1 1 --- 1 --- 1,2 --- 1 1 1 --- ---
7 1 --- 1 1 1 --- --- --- 1 1 1 ---
8 --- --- 1,2 --- 1 --- --- --- --- 1,2 --- ---
9 1 --- 1 --- --- 1,2 --- 1,2 1 --- --- ---
10 --- 1 --- 1 --- 1 --- --- --- 1 1 ---
11 1 1 1,2 --- --- 1 --- 1 --- 1 1 ---
12 --- 1 1 1 1 1 1 1 --- --- --- ---
13 1 1 1 --- --- 1 --- --- 1 1 1 ---
14 1 1 --- --- 1,2 --- 1 --- --- 1 --- ---
15 1 1 --- 1,2 1 1 --- --- 1 1 1 ---
16 1 1 1 1 1 --- --- --- --- 1 1 ---
17 --- --- 1 1 --- 1 --- 1 --- 1 1 ---
18 1 --- --- 1 1,2 --- --- 1 --- 1 1 ---
19 --- 1 1 --- --- 1 --- --- 1,2 1 1 ---
20 1 --- 1,2 1 --- 1 1 --- 1 --- 1 ---
21 1 1 --- 1 1,2 --- --- --- 1 --- 1 ---
22 --- 1 1,2 1 1 --- 1 --- 1 --- 1 ---
23 --- --- --- 1 1 1 --- 1 1 --- 1 ---
24 1 1 1,2 1 --- --- 1 --- --- --- --- ---
25 1 1 1 --- --- 1 1 --- --- 1 --- ---
26 1,2 1 --- 1 --- 1,2 1 --- 1,2 1 1 ---
27 --- --- --- --- --- --- 1 1 1 --- 1 ---
28 --- 1,2 1 --- 1,2 1,2 --- 1,2 --- --- --- ---
29 ---   1 1 1 --- 1 --- 1 1 1 ---
30 1   1,2 --- --- 1 --- 1 --- 1 1 ---
31 1   1   1   --- ---   1   ---