Coverage Density Maps



Date filter: none (all records)


Number of records:   49884 
Number of grid cells:   1764 (87.11%) 

 

Number of records* Symbol No. QDSs % QDSs
1 - 4 symbol 1 380 18.77
5 - 9 symbol 2 332 16.4
10 - 18 symbol 3 364 17.98
19 - 39 symbol 4 342 16.89
40 - 936 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:   22070 
Number of grid cells:   1524 (75.26%) 

 

Number of records* Symbol No. QDSs % QDSs
1 - 3 symbol 1 429 21.19
4 - 5 symbol 2 190 9.38
6 - 10 symbol 3 298 14.72
11 - 20 symbol 4 316 15.6
21 - 647 symbol 5 291 14.37

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

Distribution map

Date filter: current year


Number of records:   392 
Number of grid cells:   121 (5.98%) 

 

Number of records* Symbol No. QDSs % QDSs
1 symbol 1 61 3.01
2 symbol 2 22 1.09
3 symbol 3 15 0.74
4 symbol 4 3 0.15
5 - 50 symbol 5 20 0.99

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

Distribution map