Format
The format is:
Formal class 'SpatialPolygonsDataFrame' [package "sp"] with 5 slots
..@ data :'data.frame': 253 obs. of 32 variables:
.. ..$ ne_10m_adm: Factor w/ 253 levels "ABW","AFG","AGO",..: 1 2 3 4 5 6 7 8 9 10 ...
.. ..$ ScaleRank : atomic [1:253] 3 1 1 1 1 1 3 1 1 1 ...
.. .. ..- attr(*, "levels")= chr(0)
.. ..$ LabelRank : atomic [1:253] 6 2 2 8 5 7 5 2 2 2 ...
.. .. ..- attr(*, "levels")= chr(0)
.. ..$ FeatureCla: Factor w/ 1 level "Adm-0 country": 1 1 1 1 1 1 1 1 1 1 ...
.. ..$ OID_ : atomic [1:253] 18 78 82 48 79 16 81 255 84 85 ...
.. .. ..- attr(*, "levels")= chr(0)
.. ..$ SOVEREIGNT: Factor w/ 204 levels "Afghanistan",..: 126 1 5 192 2 60 4 191 8 9 ...
.. ..$ SOV_A3 : Factor w/ 205 levels "AFG","AGO","ALB",..: 135 1 2 65 3 60 4 5 6 7 ...
.. ..$ ADM0_DIF : atomic [1:253] 1 0 0 1 0 1 0 0 0 0 ...
.. .. ..- attr(*, "levels")= chr(0)
.. ..$ LEVEL : atomic [1:253] 2 2 2 2 2 2 2 2 2 2 ...
.. .. ..- attr(*, "levels")= chr(0)
.. ..$ TYPE : Factor w/ 7 levels "Country","County",..: 1 7 7 3 7 1 7 7 7 7 ...
.. ..$ ADMIN : Factor w/ 253 levels "Afghanistan",..: 14 1 8 9 4 3 7 235 12 13 ...
.. ..$ ADM0_A3 : Factor w/ 253 levels "ABW","AFG","AGO",..: 1 2 3 4 5 6 7 8 9 10 ...
.. ..$ GEOU_DIF : atomic [1:253] 0 0 0 0 0 0 0 0 0 0 ...
.. .. ..- attr(*, "levels")= chr(0)
.. ..$ GEOUNIT : Factor w/ 253 levels "Afghanistan",..: 14 1 8 9 4 3 7 236 12 13 ...
.. ..$ GU_A3 : Factor w/ 253 levels "ABW","AFG","AGO",..: 1 2 3 4 5 6 7 8 9 10 ...
.. ..$ SU_DIF : atomic [1:253] 0 0 0 0 0 0 0 0 0 0 ...
.. .. ..- attr(*, "levels")= chr(0)
.. ..$ SUBUNIT : Factor w/ 253 levels "Afghanistan",..: 14 1 8 9 4 3 7 236 12 13 ...
.. ..$ SU_A3 : Factor w/ 253 levels "ABW","AFG","AGO",..: 1 2 3 4 5 6 7 8 9 10 ...
.. ..$ NAME : Factor w/ 250 levels "Afghanistan",..: 14 1 8 9 4 3 7 236 12 13 ...
.. ..$ ABBREV : Factor w/ 247 levels "A.C.Is.","Afg.",..: 14 2 9 9 5 4 8 228 12 13 ...
.. ..$ POSTAL : Factor w/ 240 levels "A","AE","AF",..: 15 3 9 5 7 5 8 2 11 12 ...
.. ..$ NAME_FORMA: Factor w/ 196 levels "Arab Republic of Egypt",..: NA 45 76 NA 75 21 72 NA 2 77 ...
.. ..$ TERR_ : Factor w/ 15 levels "Assoc. with N.Z.",..: 13 NA NA 14 NA 8 NA NA NA NA ...
.. ..$ NAME_SORT : Factor w/ 253 levels "Afghanistan",..: 14 1 8 9 4 3 7 237 12 13 ...
.. ..$ MAP_COLOR : atomic [1:253] 9 7 1 3 6 6 8 3 13 10 ...
.. .. ..- attr(*, "levels")= chr(0)
.. ..$ POP_EST : atomic [1:253] 103065 28400000 12799293 14436 3639453 ...
.. .. ..- attr(*, "levels")= chr(0)
.. ..$ GDP_MD_EST: atomic [1:253] 2258 22270 110300 109 21810 ...
.. .. ..- attr(*, "levels")= chr(0)
.. ..$ FIPS_10_ : atomic [1:253] 0 0 0 0 0 -99 0 0 0 0 ...
.. .. ..- attr(*, "levels")= chr(0)
.. ..$ ISO_A2 : Factor w/ 237 levels "-99","AD","AE",..: 15 4 9 6 7 1 2 3 11 8 ...
.. ..$ ISO_A3 : Factor w/ 251 levels "ABW","AFG","AGO",..: 1 2 3 4 6 5 7 8 9 10 ...
.. ..$ ISO_N3 : atomic [1:253] 533 4 24 660 8 248 20 784 32 51 ...
.. .. ..- attr(*, "levels")= chr(0)
.. ..$ ISO3 : Factor w/ 251 levels "ABW","AFG","AGO",..: 1 2 3 4 6 5 7 8 9 10 ...
..@ polygons :List of 253
.. ..$ :Formal class 'Polygons' [package "sp"] with 5 slots
.. .. .. ..@ Polygons :List of 1
.. .. .. .. ..$ :Formal class 'Polygon' [package "sp"] with 5 slots
.. .. .. .. .. .. ..@ labpt : num [1:2] -70 12.5
.. .. .. .. .. .. ..@ area : num 0.0141
.. .. .. .. .. .. ..@ hole : logi FALSE
.. .. .. .. .. .. ..@ ringDir: int 1
.. .. .. .. .. .. ..@ coords : num [1:26, 1:2] -69.9 -69.9 -69.9 -69.9 -69.9 ...
.. .. .. ..@ plotOrder: int 1
.. .. .. ..@ labpt : num [1:2] -70 12.5
.. .. .. ..@ ID : chr "Aruba"
.. .. .. ..@ area : num 0.0141 .. .. [list output truncated]
..@ plotOrder : int [1:253] 12 191 39 236 42 33 16 93 120 105 ...
..@ bbox : num [1:2, 1:2] -180 -90 180 83.6
.. ..- attr(*, "dimnames")=List of 2
.. .. ..$ : chr [1:2] "x" "y"
.. .. ..$ : chr [1:2] "min" "max"
..@ proj4string:Formal class 'CRS' [package "sp"] with 1 slots
.. .. ..@ projargs: chr NASource
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