<class 'pandas.core.frame.DataFrame'>
RangeIndex: 138 entries, 0 to 137
Data columns (total 19 columns):
Year 138 non-null int64
Jan 138 non-null float64
Feb 138 non-null float64
Mar 138 non-null float64
Apr 138 non-null float64
May 138 non-null float64
Jun 138 non-null float64
Jul 138 non-null float64
Aug 137 non-null object
Sep 137 non-null object
Oct 137 non-null object
Nov 137 non-null object
Dec 137 non-null object
J-D 137 non-null object
D-N 136 non-null object
DJF 137 non-null object
MAM 138 non-null float64
JJA 137 non-null object
SON 137 non-null object
dtypes: float64(8), int64(1), object(10)
memory usage: 20.6+ KB