Spectral maxima in three monthly TPI. Values are mainly taken from TPI-noaa-mo-mem output

P(yr)	NOAA	HSST	HAD2
2.89	X	X	X
5.7	X	X	X
9.1	X	X	X
13.1	X	X	X
19.6	X	X	X
26.7	X	X	X
47.6	X	X
54.0		X
74.0	X
93.7			X
119.0		X