The application of paragraph 1 shall not have the effect of producing, for the total sum of the periods completed during one calendar year, a total exceeding the number of days indicated in the last column in the table in paragraph 1(b), 52 weeks, 12 months or four quarters.
If the periods to be converted correspond to the maximum annual amount of periods under the legislation of the Member State in which they have been completed, the application of paragraph 1 shall not result within one calendar year in periods that are shorter than the possible maximum annual amount of periods provided under the legislation concerned.