Table 2 
Frequency of cannabis use among past-three month users, by gender, age group, and quarter, household population aged 15 or older, Canada, first, second and third quarters of 2018 

Frequency of cannabis use among past-three month users, by gender, age group, and quarter, household population aged 15 or older, Canada, first, second and third quarters of 2018
Thousands – People% – PeopleLower limit (%) – 95% confidence interval4Upper limit (%) – 95% confidence interval4
Third quarter        
Total         
Once or twice 1,385.0 4.6 3.8 5.6
Monthly 627.2 2.1 1.5 2.9
Weekly 773.3 2.6 2.0 3.3
Daily or almost daily 1,765.1 5.9 5.0 6.9
Gender        
Females        
Once or twice 691.8 4.5 3.5 5.9
Monthly 224.9 1.5E 0.9 2.5
Weekly 339.8 2.2E 1.6 3.2
Daily or almost daily 642.2 4.21 3.2 5.5
Males        
Once or twice 669.3 4.6 3.4 6.1
Monthly 402.2 2.7E 1.8 4.1
Weekly 432.1 2.9E 2.0 4.2
Daily or almost daily 1,069.9 7.3 5.9 8.9
Age group        
15 to 24        
Once or twice 325.3 8E 4.7 13.1
Monthly 250.0 6.1E 3.2 11.5
Weekly F F ... ...
Daily or almost daily 337.9 8.3E 5.3 12.8
25 to 44        
Once or twice 611.9 6.1 4.6 7.9
Monthly 238.0 2.4E 1.5 3.6
Weekly 318.6 3.2E 2.2 4.5
Daily or almost daily 915.8 9.1 7.2 11.4
45 or older        
Once or twice 447.8 2.82,3 2.1 3.8
Monthly 139.2 0.9E2 0.5 1.4
Weekly 266.2 1.7 1.2 2.3
Daily or almost daily 511.4 3.22 2.6 4.0
Second quarter        
Total         
Once or twice 1,426.9 4.8 4.0 5.7
Monthly 540.8 1.8 1.3 2.4
Weekly 736.3 2.5 1.9 3.2
Daily or almost daily 1,939.1 6.5 5.5 7.7
Gender        
Females        
Once or twice 571.0 3.81 2.9 4.9
Monthly 174.0 1.2E,1 0.7 1.8
Weekly 226.3 1.5E,1 1.0 2.2
Daily or almost daily 860.8 5.7 4.4 7.5
Males        
Once or twice 855.9 5.8 4.5 7.4
Monthly 366.8 2.5E 1.7 3.7
Weekly 510.0 3.5E 2.5 4.8
Daily or almost daily 1,078.3 7.3 6.0 8.9
Age group        
15 to 24        
Once or twice 404.1 11.3E 7.4 16.8
Monthly F F ... ...
Weekly F F ... ...
Daily or almost daily 445.0 12.4E 7.8 19.3
25 to 44        
Once or twice 725.6 6.8 5.3 8.8
Monthly 280.7 2.6E 1.9 3.8
Weekly 308.7 2.9E 2.0 4.2
Daily or almost daily 958.1 9.0 7.1 11.4
45 or older        
Once or twice 297.2 1.92 1.4 2.6
Monthly 79.2 0.5E2 0.3 0.9
Weekly 287.9 1.8 1.3 2.5
Daily or almost daily 536.0 3.42 2.8 4.2
First quarter        
Total         
Once or twice 1,267.5 4.3 3.5 5.2
Monthly 572.7 1.9 1.4 2.6
Weekly 718.5 2.4 1.9 3.1
Daily or almost daily 1,620.0 5.4 4.6 6.3
Gender        
Females        
Once or twice 655.9 4.4 3.3 5.7
Monthly 240.6 1.6E 1.0 2.5
Weekly 242.3 1.6E,1 1.1 2.3
Daily or almost daily 703.5 4.7 3.6 6.0
Males        
Once or twice 611.7 4.2 3.2 5.5
Monthly 332.1 2.3E 1.5 3.4
Weekly 475.6 3.2 2.3 4.5
Daily or almost daily 900.5 6.1 5.0 7.5
Age group        
15 to 24        
Once or twice 239.3 6.8E 3.8 11.9
Monthly 198.4 5.6E 3.0 10.4
Weekly F F ... ...
Daily or almost daily 268.3 7.6E 4.7 12.2
25 to 44        
Once or twice 747.7 7.1 5.6 9.1
Monthly 301.6 2.9E 1.9 4.2
Weekly 407.1 3.9 2.9 5.2
Daily or almost daily 795.8 7.6 6.1 9.4
45 or older        
Once or twice 280.5 1.82 1.3 2.4
Monthly 72.7 0.5E2 0.3 0.8
Weekly 201.9 1.3E 0.9 1.9
Daily or almost daily 555.9 3.52 2.8 4.4
First, second and third quarters combined         
Total         
Once or twice 1,359.8 4.5 4.1 5.1
Monthly 580.2 1.9 1.6 2.3
Weekly 742.7 2.5 2.1 2.9
Daily or almost daily 1,774.7 5.9 5.4 6.5
Gender        
Females        
Once or twice 639.6 4.2 3.6 4.9
Monthly 213.2 1.41 1.1 1.9
Weekly 269.5 1.81 1.4 2.2
Daily or almost daily 735.5 4.91 4.2 5.7
Males        
Once or twice 712.3 4.8 4.1 5.7
Monthly 367.0 2.5 2.0 3.2
Weekly 472.6 3.2 2.6 3.9
Daily or almost daily 1,016.2 6.9 6.1 7.8
Age group        
15 to 24        
Once or twice 322.9 8.7 6.6 11.4
Monthly 209.8 5.6E 3.9 8.2
Weekly 146.0 3.9E 2.4 6.5
Daily or almost daily 350.4 9.4 7.1 12.3
25 to 44        
Once or twice 695.1 6.7 5.7 7.8
Monthly 273.4 2.62 2.1 3.3
Weekly 344.8 3.3 2.7 4.0
Daily or almost daily 889.9 8.6 7.5 9.8
45 or older        
Once or twice 341.8 2.22 1.8 2.6
Monthly 97.0 0.62 0.4 0.8
Weekly 252.0 1.62 1.3 1.9
Daily or almost daily 534.5 3.42 3.0 3.9
...
not applicable
E
use with caution
F
too unreliable to be published
Note(s):
For the combined analysis the original sampling weights of provincial respondents were adjusted by a factor of three (because there are three quarters). By combining quarters the analytical power of the survey is improved and the estimates reflect the average of the three quarters.
Source(s):
National Cannabis Survey (5262).
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