Coverage Density Maps



Date filter: none (all records)


Number of records:   49977 
Number of grid cells:   1764 (87.11%) 

 

Number of records* Symbol No. QDSs % QDSs
1 - 4 symbol 1 379 18.72
5 - 9 symbol 2 332 16.4
10 - 18 symbol 3 364 17.98
19 - 39 symbol 4 342 16.89
40 - 938 symbol 5 347 17.14

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

Distribution map

Date filter: Year-collected >= 2000


Number of records:   22163 
Number of grid cells:   1524 (75.26%) 

 

Number of records* Symbol No. QDSs % QDSs
1 - 3 symbol 1 426 21.04
4 - 5 symbol 2 192 9.48
6 - 10 symbol 3 299 14.77
11 - 20 symbol 4 316 15.6
21 - 649 symbol 5 291 14.37

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

Distribution map

Date filter: current year


Number of records:   476 
Number of grid cells:   139 (6.86%) 

 

Number of records* Symbol No. QDSs % QDSs
1 symbol 1 69 3.41
2 symbol 2 23 1.14
3 symbol 3 14 0.69
4 symbol 4 8 0.4
5 - 50 symbol 5 25 1.23

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

Distribution map