From bf999e7e4a91063322d27cfba61f272fe0313958 Mon Sep 17 00:00:00 2001 From: Kyle Walker Date: Mon, 4 Nov 2024 10:21:34 -0600 Subject: [PATCH] update readme --- README.md | 70 +++++++++++++++++++++++++++---------------------------- 1 file changed, 35 insertions(+), 35 deletions(-) diff --git a/README.md b/README.md index 0083187..4b0fe39 100644 --- a/README.md +++ b/README.md @@ -18,7 +18,7 @@ Or, get the development version from GitHub: devtools::install_github('walkerke/tigris') ``` -__tigris__ functions return [simple features objects](https://r-spatial.github.io/sf/) with a default year of 2021. To get started, choose a function from the table below and use it with a state and/or county if required. You'll get back an sf object for use in your mapping and spatial analysis projects: +__tigris__ functions return [simple features objects](https://r-spatial.github.io/sf/) with a default year of 2022, though later years are available (tigris maintains consistency with the most recent 5-year American Community Survey). To get started, choose a function from the table below and use it with a state and/or county if required. You'll get back an sf object for use in your mapping and spatial analysis projects: ```r library(tigris) @@ -45,41 +45,41 @@ Please note: cartographic boundary files in __tigris__ are not available for 201 | Function | Datasets available | Years available | |------------------------------------------|------------------------------------------------|------------------------------| -| `nation()` | cartographic (1:5m; 1:20m) | 2013-2022 | -| `divisions()` | cartographic (1:500k; 1:5m; 1:20m) | 2013-2022 | -| `regions()` | cartographic (1:500k; 1:5m; 1:20m) | 2013-2022 | -| `states()` | TIGER/Line; cartographic (1:500k; 1:5m; 1:20m) | 1990, 2000, 2010-2022 | -| `counties()` | TIGER/Line; cartographic (1:500k; 1:5m; 1:20m) | 1990, 2000, 2010-2022 | -| `tracts()` | TIGER/Line; cartographic (1:500k) | 1990, 2000, 2010-2022 | -| `block_groups()` | TIGER/Line; cartographic (1:500k) | 1990, 2000, 2010-2022 | -| `blocks()` | TIGER/Line | 2000, 2010-2022 | -| `places()` | TIGER/Line; cartographic (1:500k) | 2011-2022 | -| `pumas()` | TIGER/Line; cartographic (1:500k) | 2012-2022 | -| `school_districts()` | TIGER/Line; cartographic | 2011-2022 | -| `zctas()` | TIGER/Line; cartographic (1:500k) | 2000, 2010, 2012-2022 | -| `congressional_districts()` | TIGER/Line; cartographic (1:500k; 1:5m; 1:20m) | 2011-2022 | -| `state_legislative_districts()` | TIGER/Line; cartographic (1:500k) | 2011-2022 | +| `nation()` | cartographic (1:5m; 1:20m) | 2013-2023 | +| `divisions()` | cartographic (1:500k; 1:5m; 1:20m) | 2013-2023 | +| `regions()` | cartographic (1:500k; 1:5m; 1:20m) | 2013-2023 | +| `states()` | TIGER/Line; cartographic (1:500k; 1:5m; 1:20m) | 1990, 2000, 2010-2024 | +| `counties()` | TIGER/Line; cartographic (1:500k; 1:5m; 1:20m) | 1990, 2000, 2010-2024 | +| `tracts()` | TIGER/Line; cartographic (1:500k) | 1990, 2000, 2010-2024 | +| `block_groups()` | TIGER/Line; cartographic (1:500k) | 1990, 2000, 2010-2024 | +| `blocks()` | TIGER/Line | 2000, 2010-2024 | +| `places()` | TIGER/Line; cartographic (1:500k) | 2011-2024 | +| `pumas()` | TIGER/Line; cartographic (1:500k) | 2012-2024 | +| `school_districts()` | TIGER/Line; cartographic | 2011-2024 | +| `zctas()` | TIGER/Line; cartographic (1:500k) | 2000, 2010, 2012-2024 | +| `congressional_districts()` | TIGER/Line; cartographic (1:500k; 1:5m; 1:20m) | 2011-2024 | +| `state_legislative_districts()` | TIGER/Line; cartographic (1:500k) | 2011-2024 | | `voting_districts()` | TIGER/Line | 2012, 2020 | -| `area_water()` | TIGER/Line | 2011-2022 | -| `linear_water()` | TIGER/Line | 2011-2022 | -| `coastline` | TIGER/Line() | 2013-2022 | -| `core_based_statistical_areas()` | TIGER/Line; cartographic (1:500k; 1:5m; 1:20m) | 2011-2022 | -| `combined_statistical_areas()` | TIGER/Line; cartographic (1:500k; 1:5m; 1:20m) | 2011-2022 | -| `metro_divisions()` | TIGER/Line | 2011-2022 | -| `new_england()` | TIGER/Line; cartographic (1:500k) | 2011-2022 | -| `county_subdivisions()` | TIGER/Line; cartographic (1:500k) | 2010-2022 | -| `urban_areas()` | TIGER/Line; cartographic (1:500k) | 2012-2022 | -| `primary_roads()` | TIGER/Line | 2011-2022 | -| `primary_secondary_roads()` | TIGER/Line | 2011-2022 | -| `roads()` | TIGER/Line | 2011-2022 | -| `rails()` | TIGER/Line | 2011-2022 | -| `native_areas()` | TIGER/Line; cartographic (1:500k) | 2011-2022 | -| `alaska_native_regional_corporations()` | TIGER/Line; cartographic (1:500k) | 2011-2022 | -| `tribal_block_groups()` | TIGER/Line | 2011-2022 | -| `tribal_census_tracts()` | TIGER/Line | 2011-2022 | -| `tribal_subdivisions_national()` | TIGER/Line | 2011-2022 | -| `landmarks()` | TIGER/Line | 2011-2022 | -| `military()` | TIGER/Line | 2011-2022 | +| `area_water()` | TIGER/Line | 2011-2024 | +| `linear_water()` | TIGER/Line | 2011-2024 | +| `coastline` | TIGER/Line() | 2013-2024 | +| `core_based_statistical_areas()` | TIGER/Line; cartographic (1:500k; 1:5m; 1:20m) | 2011-2021, 2023-2024 (not available for 2022) | +| `combined_statistical_areas()` | TIGER/Line; cartographic (1:500k; 1:5m; 1:20m) | 2011-2024 | +| `metro_divisions()` | TIGER/Line | 2011-2024 | +| `new_england()` | TIGER/Line; cartographic (1:500k) | 2011-2022 (no longer used by Census) | +| `county_subdivisions()` | TIGER/Line; cartographic (1:500k) | 2010-2024 | +| `urban_areas()` | TIGER/Line; cartographic (1:500k) | 2012-2024 | +| `primary_roads()` | TIGER/Line | 2011-2024 | +| `primary_secondary_roads()` | TIGER/Line | 2011-2024 | +| `roads()` | TIGER/Line | 2011-2024 | +| `rails()` | TIGER/Line | 2011-2024 | +| `native_areas()` | TIGER/Line; cartographic (1:500k) | 2011-2024 | +| `alaska_native_regional_corporations()` | TIGER/Line; cartographic (1:500k) | 2011-2024 | +| `tribal_block_groups()` | TIGER/Line | 2011-2024 | +| `tribal_census_tracts()` | TIGER/Line | 2011-2024 | +| `tribal_subdivisions_national()` | TIGER/Line | 2011-2024 | +| `landmarks()` | TIGER/Line | 2011-2024 | +| `military()` | TIGER/Line | 2011-2024 |