Table:
text: List of Oldenburg locomotives and railbuses
Passenger and express train locomotives
Passenger and express train locomotives
Class_ Railway_numbers DRG_numbers Quantity Years_of_manufacture Axle_arrangement
P 4 1 107–111, 116, 129–134, 139–144, 150 36 1201–1219 19 1896–1902 2′B n2
P 4 2 174–178, 188–190 36 1251–1258 8 1907–1909 2′B n2v
P 8 290–294 38 3390–3394 5 1922 2′C h2
S 3 151–154, 160–161 13 1801–1806 6 1903–1904 2′B n2v
S 5 2 205–206, 209–211, 223–225, 248–250 13 1851–1861 11 1909–1913 2′B n2v
S 10 266–268 16 001–003 3 1916 1′C1′ h2

Question: What quantity has an wheel arrangement of 2'c h2 in the list of Oldenburg locomotives and railbuses?

Question: Which years of construction have a 2′b n2 wheel arrangement for Oldenburg locomotives and rail buses?