Coverage Density Maps



Date filter: none (all records)


Number of records:   49259 
Number of grid cells:   1762 (87.01%) 

 

Number of records* Symbol No. QDSs % QDSs
1 - 4 symbol 1 381 18.81
5 - 9 symbol 2 334 16.49
10 - 18 symbol 3 362 17.88
19 - 38 symbol 4 336 16.59
39 - 935 symbol 5 349 17.23

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

Distribution map

Date filter: Year-collected >= 2000


Number of records:   21444 
Number of grid cells:   1518 (74.96%) 

 

Number of records* Symbol No. QDSs % QDSs
1 - 3 symbol 1 433 21.38
4 - 5 symbol 2 189 9.33
6 - 10 symbol 3 298 14.72
11 - 20 symbol 4 315 15.56
21 - 646 symbol 5 283 13.98

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

Distribution map

Date filter: current year


Number of records:   580 
Number of grid cells:   174 (8.59%) 

 

Number of records* Symbol No. QDSs % QDSs
1 symbol 1 78 3.85
2 symbol 2 33 1.63
3 symbol 3 17 0.84
4 - 5 symbol 4 22 1.09
6 - 55 symbol 5 24 1.19

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

Distribution map