Assertion: dingo's number | /r/HasAspect | its peak
Facets:
value: in 1950s
type: TEMPORAL
value: in the 1930s
type: TEMPORAL
value: probably
type: DEGREE
Source sentences:
text: Their number probably increased strongly around the 1880s due to the establishment of the pastoral economy and artesian water places and probably had its peak in the 1930s and 1950s.