Opticks Numeris - What do the Terciles and Quintiles represent?

Terciles

Tercile bands are used to categorize media usage. They are broken out by light, medium and heavy usage. The table below shows the usage that corresponds to each tercile band.

 


Light


Medium


Heavy


TV
(avg. week)

0.08 – 12.50 hrs

12.50 – 28.00

28.00+hrs


Magazine
(avg. day)

3 – 30 mins

30 – 60 mins

60+ mins


Internet
(avg. day)

1 – 141 mins

141 - 281 mins

282+ mins


Daily
Newspaper
(avg. week)

1-120 mins

12 – 315 mins

315+ mins


Community
Newspaper

(avg. issue)

1 – 20 mins

20 – 30 mins

30+ mins


Radio
(avg. week)

0.00 – 3.75 hrs

4.00 – 13.0 hrs

13.25+


Quintiles

Terciles are further broken down to quintile bands, which provide a more granular level of media usage. The table below shows the usage that corresponds to each quintile band.

 


Light


Medium/
Light


Medium


Medium/
Heavy


Heavy


TV
(avg. week)

5 – 450
mins

450 – 900
mins

900 – 1,470
mins

1,470 – 2,175
mins

2,175+
mins


Magazine
(avg. day)

3 – 15
mins

15 – 30
mins

30 – 45
mins

45 – 60
mins

60+
mins


Internet
(avg. day)

1 -93
mins

93 – 167
mins

167 – 249
mins

249 – 360
mins

360+
mins


Daily
Newspaper
(avg. week)

1 – 60
mins

60 – 150
mins

 150 – 270
mins

270 – 450
mins

450+
mins


Community Newspaper

(avg. issue)

1 – 15
mins

15 – 25
mins

25 – 30
mins

30 – 60
mins

60+
mins


Radio
(avg. week)

1 – 75
mins

90 - 315
mins

330 – 615
mins

630 – 1,335
mins

1,350+
mins

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