diff --git a/README.md b/README.md
index 95f9e52..a1b6e3d 100644
--- a/README.md
+++ b/README.md
@@ -7,29 +7,29 @@ A repository of Formula 1™ circuits in [GeoJSON](http://geojson.org/) format.
 * [Points of F1™ circuits in GeoJSON format](f1-locations.geojson)
 * [List of F1™ circuits in JSON format](f1-locations.json)
 
-| Location | Name | Opened | Length | Lon | Lat |
-|:---|:---|:---:|---:|---:|---:|
-| Abu Dhabi | [Yas Marina Circuit](circuits/ae-2009.geojson) | 2009 | 5554m | 54.601 | 24.471 |
-| Austin | [Circuit of the Americas](circuits/us-2012.geojson) | 2012 | 5513m | -97.633 | 30.135 |
-| Bahrain | [Bahrain International Circuit](circuits/bh-2002.geojson) | 2002 | 5412m | 50.512 | 26.031 |
-| Baku | [Baku City Circuit](circuits/az-2016.geojson) | 2016 | 6003m | 49.842 | 40.369 |
-| Barcelona | [Circuit de Barcelona-Catalunya](circuits/es-1991.geojson) | 1991 | 4655m | 2.259 | 41.569 |
-| Hockenheim | [Hockenheimring](circuits/de-1932.geojson) | 1932 | 4574m | 8.572 | 49.330 |
-| Le Castelle | [Circuit Paul Ricard](circuits/fr-1969.geojson) | 1969 | 5842m | 5.791 | 43.253 |
-| Melbourne | Albert Park Circuit | 1953 | 5027m | 144.970 | -37.846 |
-| Mexico City | Autódromo Hermanos Rodríguez | 1962 | 4304m | -99.091 | 19.402 |
-| Monte Carlo | Circuit de Monaco | 1929 | 3337m | 7.429 | 43.737 |
-| Montreal | Circuit Gilles-Villeneuve | 1978 | 4361m | -73.525 | 45.506 |
-| Monza | Autodromo Nazionale Monza | 1922 | 5793m | 9.290 | 45.621 |
-| Pest | Hungaroring | 1986 | 4381m | 19.250 | 47.583 |
-| Sao Paulo | Autódromo José Carlos Pace | 1940 | 4309m | -46.698 | -23.702 |
-| Shanghai | Shanghai International Circuit | 2004 | 5451m | 121.221 | 31.340 |
-| Silverstone | Silverstone Circuit | 1948 | 5891m | 52.072 | -1.017 |
-| Singapore | Marina Bay Street Circuit | 2008 | 5063m |103.859 | 1.291 | 
-| Sochi | Sochi Autodrom | 2014 | 5848m | 39.960 | 43.407 |
-| Spa Francorchamps | Circuit de Spa-Francorchamps | 1925 | 7004m | 5.971 | 50.436 |
-| Spielberg | Red Bull Ring | 1969 | 4318m | 14.761 | 47.223 |
-| Suzuka | Suzuka International Racing Course | 1962 | 5807m | 136.534 | 34.844 |
+| Location | Name | Opened | First GP | Length | Lon | Lat |
+|:---|:---|:---:|:---:|---:|---:|---:|
+| Abu Dhabi | [Yas Marina Circuit](circuits/ae-2009.geojson) | 2009 | 2009 | 5554m | 54.601 | 24.471 |
+| Austin | [Circuit of the Americas](circuits/us-2012.geojson) | 2012 |  | 5513m | -97.633 | 30.135 |
+| Bahrain | [Bahrain International Circuit](circuits/bh-2002.geojson) | 2002 | 2004 | 5412m | 50.512 | 26.031 |
+| Baku | [Baku City Circuit](circuits/az-2016.geojson) | 2016 |  | 6003m | 49.842 | 40.369 |
+| Barcelona | [Circuit de Barcelona-Catalunya](circuits/es-1991.geojson) | 1991 |  | 4655m | 2.259 | 41.569 |
+| Hockenheim | [Hockenheimring](circuits/de-1932.geojson) | 1932 |  | 4574m | 8.572 | 49.330 |
+| Le Castelle | [Circuit Paul Ricard](circuits/fr-1969.geojson) | 1969 |  | 5842m | 5.791 | 43.253 |
+| Melbourne | Albert Park Circuit | 1953 |  | 5027m | 144.970 | -37.846 |
+| Mexico City | Autódromo Hermanos Rodríguez | 1962 |  | 4304m | -99.091 | 19.402 |
+| Monte Carlo | Circuit de Monaco | 1929 |  | 3337m | 7.429 | 43.737 |
+| Montreal | Circuit Gilles-Villeneuve | 1978 |  | 4361m | -73.525 | 45.506 |
+| Monza | Autodromo Nazionale Monza | 1922 | 1950 | 5793m | 9.290 | 45.621 |
+| Pest | Hungaroring | 1986 |  | 4381m | 19.250 | 47.583 |
+| Sao Paulo | Autódromo José Carlos Pace | 1940 |  | 4309m | -46.698 | -23.702 |
+| Shanghai | Shanghai International Circuit | 2004 |  | 5451m | 121.221 | 31.340 |
+| Silverstone | Silverstone Circuit | 1948 |  | 5891m | 52.072 | -1.017 |
+| Singapore | Marina Bay Street Circuit | 2008 |  | 5063m |103.859 | 1.291 | 
+| Sochi | Sochi Autodrom | 2014 | 2014 | 5848m | 39.960 | 43.407 |
+| Spa Francorchamps | Circuit de Spa-Francorchamps | 1925 |  | 7004m | 5.971 | 50.436 |
+| Spielberg | Red Bull Ring | 1969 |  | 4318m | 14.761 | 47.223 |
+| Suzuka | Suzuka International Racing Course | 1962 |  | 5807m | 136.534 | 34.844 |
 
 ## Summary