This crossword No. 13730 clues and answers were published on Mon 12 May 2014 and the puzzle can be visited by following The Guardian Quick Crossword No. 13730 link.
All Across Clues and Answers:
1-across – Sudden sharp increase in the birth rate : BABYBOOM
5-across – Facts and figures : DATA
9-across – Prison officer : SCREW
10-across – Small ornament : TRINKET
11-across – Surfer’s network : WORLDWIDEWEB
13-across – County town of Devon : EXETER
14-across – Grab : SNATCH
17-across – One who studies insects : ENTOMOLOGIST
20-across – Unusual : STRANGE
21-across – Hangman’s halter : NOOSE
22-across – Pillow filler : DOWN
23-across – Assailed : ATTACKED
All Down Clues and Answers:
1-down – Deep-voiced male singer : BASS
2-down – With no exceptions : BARNONE
3-down – Perplexity : BEWILDERMENT
4-down – Capital of Canada : OTTAWA
6-down – Wakes : ASKEW
7-down – German motorway : AUTOBAHN
8-down – Concealed intentions : HIDDENAGENDA
12-down – Freed from confinement : RELEASED
15-down – Bushy clump of grass : TUSSOCK
16-down – Prince of Monaco : ALBERT
18-down – Toss : THROW
19-down – Tall stiff marsh or water grass : REED
This crossword has in total 24 where 12 are across and 12 are down.