List of French Open women's singles champions

Columns: Country | Amateur Era | Open Era | All-time | First title | Last title
Belgium ( BEL ) | 0 | 4 | 4 | 2003 | 2007 | Spain ( ESP ) | 0 | 4 | 4 | 1989 | 2016 | Germany ( GER ) | 3 | 0 | 3 | 1935 | 1937 | West Germany ( FRG ) ¤ | 0 | 2 | 2 | 1987 | 1988 | Romania ( ROU ) | 0 | 2 | 2 | 1978 | 2018 | Netherlands ( NED ) | 1 | 0 | 1 | 1927 | 1927 | Hungary ( HUN ) | 1 | 0 | 1 | 1958 | 1958

Example questions:
When was the first French Open women 's singles champion title of the country that is a little bit smaller than all of Europe ? | When was the first French Open women 's singles champion title of the country that covers 248,573 sq mi ? | When was the last French Open women 's singles champion title of the country that covers 248,573 sq mi ? | When was the last French Open women 's singles champion title of the country that has most of its population on its eastern coast ? | When was the last French Open women 's singles champion title of the country that is a little bit smaller than all of Europe ?

Answers:
1928 | 1897 | 2000 | 2019 | 2015