2124      * @param string $number_of_surnames
2131         string $number_of_surnames = '10',  argument
2134 …this->individual_repository->commonSurnames((int) $threshold, (int) $number_of_surnames, $sorting);
2139      * @param string $number_of_surnames
2146         string $number_of_surnames = '10',  argument
2149 …individual_repository->commonSurnamesTotals((int) $threshold, (int) $number_of_surnames, $sorting);
2154      * @param string $number_of_surnames
2161         string $number_of_surnames = '10',  argument
2164 …->individual_repository->commonSurnamesList((int) $threshold, (int) $number_of_surnames, $sorting);
2169      * @param string $number_of_surnames
2176         string $number_of_surnames = '10',  argument
2180             ->commonSurnamesListTotals((int) $threshold, (int) $number_of_surnames, $sorting);
2186      * @param string      $number_of_surnames
2193         string $number_of_surnames = '10'  argument
2196             ->chartCommonSurnames($color_from, $color_to, (int) $number_of_surnames);