Assertion: cormorant's number | /r/HasProperty | increased in early 1980s
Facets:
value: to 25,000
type: OTHER
value: from around 2,000
type: OTHER
Source sentences:
text: They complain that current licences allow holders to kill only a handful of birds a year – not nearly enough when cormorant numbers over winter have increased from around 2,000 in the early 1980s to nearly 25,000 now.