Free Access

Table 1

Comparison of spearfishers' demographic characteristics between 2004 and 2017.

  2004 2017


Demographic characteristics % n % n
Gender        
Male 97.8 590 98.9 190
Female 2.2 1.1
Residence        
Madeira 98.4 521 89 200
Funchal 41.9 41
Porto Santo 0.3 2.5
Education level        
No education 1.6 64 0.5 188
Basic 34.4 30.9
Secondary 32.8 35.6
Professional course 9.4 17.5
University 21.9 15.4
Civil status        
Single 45.3 64 41.2 188
Married 50 50.4
Divorced 4.7 6.8
Widowed   1.6
Employment        
Retired     2.6 190
Self-employed   11.1
Unemployed   23.2
Contract   45.3
Student   4.1
Disabled   1.1
Public service   11.6
Monthly income        
0     29.9 174
0–500 €   13.2
500–1000 €   33.3
1000–1500 €   8.6
>1500 €   4.6
Variable   10.3
Age (Average ± s.d.)        
Age 32.8 ± 10 590 38.3 ± 12.1 190
Experience 12.4 ± 10.4 565 18.1 ± 13.6 190
Started at age 20.2 ± 7.2 565 20.1 ± 9.1 190

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.