Description of seasonality from monthly values. Multiple smoothing methods are possible
        (see smoothing attribute).
        List should contain twelve entries: January to December.
        :rtype: list

        https://github.com/SwissTPH/openmalaria/wiki/GeneratedSchema32Doc#list-of-monthly-values

def monthlyValues(self):
        """
        Description of seasonality from monthly values. Multiple smoothing methods are possible
        (see smoothing attribute).
        List should contain twelve entries: January to December.
        :rtype: list

        https://github.com/SwissTPH/openmalaria/wiki/GeneratedSchema32Doc#list-of-monthly-values
        """
        monthly_values = []
        for value in self.et.find("monthlyValues").findall("value"):
            monthly_values.append(float(value.text))
        return monthly_values