How many years one have had formula Grand Prix?
Year Formula Driver Constructor Location Report
Circuit des Ardennes
18893428
real text text text text text
2-18893428-1
Winners of the Circuit des Ardennes
Winners of the Circuit des Ardennes
1902 Grand Prix Charles Jarrott Panhard 70 Bastogne Report
1903 Grand Prix Pierre de Crawhez Panhard 70 Bastogne Report
1904 Grand Prix George Heath Panhard 70 Bastogne Report
1905 Grand Prix Victor Hémery Darracq Bastogne Report
1906 Grand Prix Arthur Duray Lorraine-Dietrich Bastogne Report
1907 Grand Prix Pierre de Caters Mercedes-Benz Bastogne Report
1907 Kaiserpreis John Moore-Brabazon Minerva Bastogne Report
SELECT COUNT Year FROM table WHERE Formula = grand prix
grand prix