Scandinavian family name etymology

Columns: Rank | Surname | Number of bearers 1971 | Number of bearers 2012 | Type | Etymology
8 | Sørensen | 139,111 | 113,207 | patronymic | son of Søren | 9 | Rasmussen | 117,355 | 96,250 | patronymic | son of Rasmus | 10 | Jørgensen | 110,132 | 89,846 | patronymic | son of Jørgen | 11 | Petersen | 130,236 | 81,250 | patronymic | son of Peter | 12 | Madsen | 76,441 | 65,222 | patronymic | son of Mads | 13 | Kristensen | 58,990 | 61,274 | patronymic | son of Kristen | 14 | Olsen | 65,194 | 49,091 | patronymic | son of Ole

Example questions:
What is the alternate spelling of the Scandinavian last name possessed by 121,147 in 2012 ? | What is the share of Danish people who have the Scandinavian last name possessed by 118,144 in 2012 ? | Which father is referenced by the Scandinavian last name possessed by 161,379 in 2012 ? | What portion of Danish have the Scandinavian last name possessed by 220,956 in 2012 ? | What is the popularity rank of the Scandinavian last name possessed by 166,417 in 2012 ?

Answers:
Kristensen | 2.4% | Anders | 4.3% | sixth