This could be higher or lower in the future, of course, but if we're looking at historical time series.... (greenbackd.com)
Application of the toy model gives traces that can resemble historical time series of hydroclimatic variables, such as temperature, rainfall and runoff. (itia.ntua.gr)
MarkeyMouse enlightens you with: Koutsoyiannis, D., N. Mamassis, A. Christofides, A. Efstratiadis, and S.M. Papalexiou, Assessment of the reliability of climate predictions based on comparisons with historical time series, European Geosciences Union General Assembly 2008, Geophysical Research Abstracts, Vol. (rabett.blogspot.ru)