Coverage Density Maps



Date filter: none (all records)


Number of records:   49717 
Number of grid cells:   1762 (87.01%) 

 

Number of records* Symbol No. QDSs % QDSs
1 - 4 symbol 1 379 18.72
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:   21902 
Number of grid cells:   1520 (75.06%) 

 

Number of records* Symbol No. QDSs % QDSs
1 - 3 symbol 1 429 21.19
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:   262 
Number of grid cells:   88 (4.35%) 

 

Number of records* Symbol No. QDSs % QDSs
1 symbol 1 43 2.12
2 symbol 2 22 1.09
3 symbol 3 7 0.35
4 symbol 4 4 0.2
5 - 27 symbol 5 12 0.59

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

Distribution map