Coverage Density Maps



Date filter: none (all records)


Number of records:   49768 
Number of grid cells:   1763 (87.06%) 

 

Number of records* Symbol No. QDSs % QDSs
1 - 4 symbol 1 380 18.77
5 - 9 symbol 2 333 16.44
10 - 18 symbol 3 364 17.98
19 - 39 symbol 4 340 16.79
40 - 935 symbol 5 346 17.09

* ranges selected according to the closest percentiles for 5 categories.

Distribution map

Date filter: Year-collected >= 2000


Number of records:   21953 
Number of grid cells:   1521 (75.11%) 

 

Number of records* Symbol No. QDSs % QDSs
1 - 3 symbol 1 430 21.23
4 - 5 symbol 2 189 9.33
6 - 10 symbol 3 295 14.57
11 - 20 symbol 4 318 15.7
21 - 646 symbol 5 289 14.27

* ranges selected according to the closest percentiles for 5 categories.

Distribution map

Date filter: current year


Number of records:   304 
Number of grid cells:   94 (4.64%) 

 

Number of records* Symbol No. QDSs % QDSs
1 symbol 1 48 2.37
2 symbol 2 20 0.99
3 symbol 3 9 0.44
4 symbol 4 3 0.15
5 - 47 symbol 5 14 0.69

* ranges selected according to the closest percentiles for 5 categories.

Distribution map