Table:
text: List of Bavarian locomotives and railbuses
Narrow gauge locomotives
Narrow gauge locomotives
Class_ Numbers DRG_Numbers Quantity Years_of_Manufacture Type_
LE I–V 99 071–99 075 5 1885–1900 C n2t
Pts 3/4 1101–1103 99 131–99 132 3 1906 1′C h2t
Pts 3/4 1104 99 133 1 1923 1′C h2t
Gts 4/4 991 99 151 1 1909 D n2t
Gts 2x3/3 996 99 201 1 1917 C′C h4vt

Question: How many Bavarian narrow-gauge locomotives and railbuses have the number(s) 1104 on average?