Table:
text: Nuestra Belleza Latina
Results
2007
Season Season_Premiere Season_Finale Winner Runner_up Number_of_Contestants Winner_s_Country Runner_Up_s_Country
Nuestra Belleza Latina 2007 March 27, 2007 May 25, 2007 Alejandra Espinoza Mayra Muñoz 12 Mexico El Salvador
Nuestra Belleza Latina 2008 February 29, 2008 May 27, 2008 Melissa Marty Emeraude Toubía 12 Puerto Rico Mexico
Nuestra Belleza Latina 2009 March 1, 2009 May 17, 2009 Greydis Gil Marycarmen López 14 Cuba Mexico
Nuestra Belleza Latina 2010 March 9, 2010 May 23, 2010 Ana Patricia González Carolina Ramirez 12 Mexico Colombia
Nuestra Belleza Latina 2011 March 6, 2011 May 22, 2011 Nastassja Bolivar Gredmarie Colón 13 Nicaragua Puerto Rico

Question: How many participants were there on March 1, 2009 during the 2007 season premiere?

Question: How many contestants were there in a season Alejandra Espinoza won under the results of nuestra belleza latina 2007?