Good morning
I tried to read find my problem but i did not find
i have a 30 years daily measurement
COLUMN A COLUMN B
01-01-2000 value1
02-01-2000 value2
... ...
... ...
31-12-2030 value10958
and i would like to select (extract) seasons
so i would like to obtain 4 selection (new columns) for all values in winter (month 12, 1 and 2), spring (month 3,4,5), summer (month 6,7,8) or autumn (month 9 10 11)
how can i say "filter values that contains -01-02-(january february)" without doing confusion with days 01-02....
thank you for the help!
best regards
lobo
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