Seggi vinti da Democratici di Sinistra nelle diverse Elezioni
Elezione Soggetto Seggi

Valle d'Aosta 1998-05
3
(8.6%)

Friuli Venezia Giulia 1998-06
10
(16.7%)

Trentino 1998-11
5
(14.3%)

Alto Adige 1998-11

Sardegna 1999-06
17
(21.3%)

Unione Europea 1999-06
15
(17.2%)

Toscana 2000-04
20
(40.0%)

Emilia Romagna 2000-04
18
(36.0%)

Lombardia 2000-04
12
(15.0%)

Marche 2000-04
11
(27.5%)

Piemonte 2000-04
10
(16.7%)

Lazio 2000-04
10
(16.7%)

Umbria 2000-04
9
(30.0%)

Liguria 2000-04
9
(22.5%)

Campania 2000-04
8
(13.3%)

Puglia 2000-04
8
(13.3%)

Veneto 2000-04
8
(13.3%)

Abruzzo 2000-04
7
(16.3%)

Molise 2000-04
5
(16.7%)

Calabria 2000-04
5
(11.6%)

Basilicata 2000-04
5
(16.7%)

Italia 2001-05
201
(21.3%)

Sicilia 2001-06
10
(11.1%)

Molise 2001-11
5
(16.7%)

Friuli Venezia Giulia 2003-06
12
(20.0%)

Valle d'Aosta 2003-06
4
(11.4%)

Trentino 2003-10
5
(14.3%)

Alto Adige 2003-10
1
(2.9%)

Sardegna 2004-06
16
(18.8%)

Unione Europea 2004-06
12
(15.4%)

Toscana 2005-04
22
(34.4%)

Emilia Romagna 2005-04
17
(34.0%)

Piemonte 2005-04
15
(23.8%)

Puglia 2005-04
14
(20.0%)

Liguria 2005-04
12
(30.0%)

Lombardia 2005-04
12
(15.0%)

Lazio 2005-04
11
(15.7%)

Campania 2005-04
10
(16.7%)

Marche 2005-04
9
(22.5%)

Umbria 2005-04
9
(30.0%)

Calabria 2005-04
8
(16.0%)

Veneto 2005-04
7
(11.7%)

Abruzzo 2005-04
7
(17.5%)

Basilicata 2005-04
6
(20.0%)

Italia 2006-04
185
(19.6%)

Sicilia 2006-05
16
(17.8%)

Molise 2006-11
3
(10.0%)